Rare parts in 42661-1: Costume Party

This set inventory has been obtained from LEGO Customer Services replacement parts page. It was retrieved on 3 October 2025 and contains 253 pieces.

Important note: We do not control this inventory and cannot currently make changes to it. Use it as a guide to the contents of the set, or to find out part numbers when requesting replacements.

Element Image Qty Colour Category Design Element name Element
in sets		 Element
introduced in		 Design
in sets		 Design
introduced in
6546170 <h1><a href='/parts/6546170/antenna-w-1-5-shaft-no-1'>ANTENNA W/ 1.5 SHAFT, NO. 1</a></h1><div class='tags floatleft'><a href='/parts/6546170/antenna-w-1-5-shaft-no-1'>6546170</a> <a href='/parts/design-6899'>6899</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Minifigure-Accessories'>Minifigure Accessories</a> <a href='/parts/colour-Black'>Black</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

ANTENNA W/ 1.5 SHAFT, NO. 1

6546170 6899 System Minifigure Accessories Black 2025
©2025 LEGO Group
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1 Black Minifigure Accessories 6899 ANTENNA W/ 1.5 SHAFT, NO. 1 1 2025 2 2025
6546404 <h1><a href='/parts/6546404/skirt-w-hip-no-169'>SKIRT, W/ HIP, NO. 169</a></h1><div class='tags floatleft'><a href='/parts/6546404/skirt-w-hip-no-169'>6546404</a> <a href='/parts/design-36178'>36178</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Minifigure-Parts'>Minifigure Parts</a> <a href='/parts/colour-Black'>Black</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

SKIRT, W/ HIP, NO. 169

6546404 36178 System Minifigure Parts Black 2025
©2025 LEGO Group
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1 Black Minifigure Parts 36178 SKIRT, W/ HIP, NO. 169 1 2025 11 2020
6549058 <h1><a href='/parts/6549058/mini-wig-no-371'>MINI WIG, NO. 371</a></h1><div class='tags floatleft'><a href='/parts/6549058/mini-wig-no-371'>6549058</a> <a href='/parts/design-2631'>2631</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Unknown'>Unknown</a> <a href='/parts/colour-Bright-Bluish-Green'>Bright Bluish Green</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

MINI WIG, NO. 371

6549058 2631 System Unknown Bright Bluish Green 2025
©2025 LEGO Group
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1 Bright Bluish Green Unknown 2631 MINI WIG, NO. 371 1 2025 32 2023
6541655 <h1><a href='/parts/6541655/dome-2x2-inverted-w-one-stud'>DOME 2X2, INVERTED W. ONE STUD</a></h1><div class='tags floatleft'><a href='/parts/6541655/dome-2x2-inverted-w-one-stud'>6541655</a> <a href='/parts/design-15395'>15395</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Bricks'>Bricks</a> <a href='/parts/colour-Light-Purple'>Light Purple</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

DOME 2X2, INVERTED W. ONE STUD

6541655 15395 System Bricks Light Purple 2025
©2025 LEGO Group
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2 Light Purple Bricks 15395 DOME 2X2, INVERTED W. ONE STUD 2 2025 514 2014
6369854 <h1><a href='/parts/6369854/wallelement-1x2x2'>WALLELEMENT 1X2X2</a></h1><div class='tags floatleft'><a href='/parts/6369854/wallelement-1x2x2'>6369854</a> <a href='/parts/design-87552'>87552</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Buildings-Furniture'>Buildings & Furniture</a> <a href='/parts/colour-Medium-Azur'>Medium Azur</a> <a href='/parts/year-2022'>2022</a></div><div class='floatright'>©2022 LEGO Group</div>

WALLELEMENT 1X2X2

6369854 87552 System Buildings & Furniture Medium Azur 2022
©2022 LEGO Group
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1 Medium Azur Buildings & Furniture 87552 WALLELEMENT 1X2X2 3 2022 464 1993
6546449 <h1><a href='/parts/6546449/fishtail-w-hip-no-109'>FISHTAIL, W/ HIP, NO. 109</a></h1><div class='tags floatleft'><a href='/parts/6546449/fishtail-w-hip-no-109'>6546449</a> <a href='/parts/design-39295'>39295</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Minifigure-Parts'>Minifigure Parts</a> <a href='/parts/colour-Medium-Azur'>Medium Azur</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

FISHTAIL, W/ HIP, NO. 109

6546449 39295 System Minifigure Parts Medium Azur 2025
©2025 LEGO Group
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1 Medium Azur Minifigure Parts 39295 FISHTAIL, W/ HIP, NO. 109 1 2025 14 2017
6547052 <h1><a href='/parts/6547052/wig-w-1-5-hole-no-4'>WIG, W/ 1.5 HOLE, NO. 4</a></h1><div class='tags floatleft'><a href='/parts/6547052/wig-w-1-5-hole-no-4'>6547052</a> <a href='/parts/design-6977'>6977</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Minifigure-Parts'>Minifigure Parts</a> <a href='/parts/colour-New-Dark-Red'>New Dark Red</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

WIG, W/ 1.5 HOLE, NO. 4

6547052 6977 System Minifigure Parts New Dark Red 2025
©2025 LEGO Group
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1 New Dark Red Minifigure Parts 6977 WIG, W/ 1.5 HOLE, NO. 4 1 2025 3 2025
6538584 <h1><a href='/parts/6538584/punching-foil-sheet-no-102'>PUNCHING FOIL SHEET, NO. 102</a></h1><div class='tags floatleft'><a href='/parts/6538584/punching-foil-sheet-no-102'>6538584</a> <a href='/parts/design-112446'>112446</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Fabric-Textiles'>Fabric & Textiles</a> <a href='/parts/colour-Transparent'>Transparent</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

PUNCHING FOIL SHEET, NO. 102

6538584 112446 System Fabric & Textiles Transparent 2025
©2025 LEGO Group
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1 Transparent Fabric & Textiles 112446 PUNCHING FOIL SHEET, NO. 102 1 2025 1 2025
6589436 <h1><a href='/parts/6589436/parabolic-element-ø16'>PARABOLIC ELEMENT Ø16</a></h1><div class='tags floatleft'><a href='/parts/6589436/parabolic-element-ø16'>6589436</a> <a href='/parts/design-35395'>35395</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Plates'>Plates</a> <a href='/parts/colour-Transparent-Bright-Green'>Transparent Bright Green</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

PARABOLIC ELEMENT Ø16

6589436 35395 System Plates Transparent Bright Green 2025
©2025 LEGO Group
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2 Transparent Bright Green Plates 35395 PARABOLIC ELEMENT Ø16 2 2025 455 2010
6362970 <h1><a href='/parts/6362970/antenna-1x1x8'>ANTENNA 1X1X8</a></h1><div class='tags floatleft'><a href='/parts/6362970/antenna-1x1x8'>6362970</a> <a href='/parts/design-47094'>47094</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Buildings-Furniture'>Buildings & Furniture</a> <a href='/parts/colour-Transparent-Medium-Reddish-Violet'>Transparent Medium Reddish Violet</a> <a href='/parts/year-2022'>2022</a></div><div class='floatright'>©2022 LEGO Group</div>

ANTENNA 1X1X8

6362970 47094 System Buildings & Furniture Transparent Medium Reddish Violet 2022
©2022 LEGO Group
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4 Transparent Medium Reddish Violet Buildings & Furniture 47094 ANTENNA 1X1X8 3 2022 71 2016
6527047 <h1><a href='/parts/6527047/conical-horn-w-1-5-shaft-no-1'>CONICAL HORN W/ 1.5 SHAFT, NO. 1</a></h1><div class='tags floatleft'><a href='/parts/6527047/conical-horn-w-1-5-shaft-no-1'>6527047</a> <a href='/parts/design-7199'>7199</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Minifigure-Accessories'>Minifigure Accessories</a> <a href='/parts/colour-Transparent-With-Opalescence'>Transparent With Opalescence</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

CONICAL HORN W/ 1.5 SHAFT, NO. 1

6527047 7199 System Minifigure Accessories Transparent With Opalescence 2025
©2025 LEGO Group
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1 Transparent With Opalescence Minifigure Accessories 7199 CONICAL HORN W/ 1.5 SHAFT, NO. 1 2 2025 3 2025
6545922 <h1><a href='/parts/6545922/tile-3x3-w-bow'>TILE 3X3, W/ BOW</a></h1><div class='tags floatleft'><a href='/parts/6545922/tile-3x3-w-bow'>6545922</a> <a href='/parts/design-79393'>79393</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Plates'>Plates</a> <a href='/parts/colour-Vibrant-Yellow'>Vibrant Yellow</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

TILE 3X3, W/ BOW

6545922 79393 System Plates Vibrant Yellow 2025
©2025 LEGO Group
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2 Vibrant Yellow Plates 79393 TILE 3X3, W/ BOW 1 2025 227 2021
6581875 <h1><a href='/parts/6581875/mini-doll-clothing-no-2'>MINI DOLL, CLOTHING, NO. 2</a></h1><div class='tags floatleft'><a href='/parts/6581875/mini-doll-clothing-no-2'>6581875</a> <a href='/parts/design-5106'>5106</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Minifigure-Accessories'>Minifigure Accessories</a> <a href='/parts/colour-Warm-Gold'>Warm Gold</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

MINI DOLL, CLOTHING, NO. 2

6581875 5106 System Minifigure Accessories Warm Gold 2025
©2025 LEGO Group
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1 Warm Gold Minifigure Accessories 5106 MINI DOLL, CLOTHING, NO. 2 2 2025 5 2024
6471108 <h1><a href='/parts/6471108/pants-w-hip-no-11'>PANTS, W/ HIP, NO. 11</a></h1><div class='tags floatleft'><a href='/parts/6471108/pants-w-hip-no-11'>6471108</a> <a href='/parts/design-2277'>2277</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Minifigure-Parts'>Minifigure Parts</a> <a href='/parts/colour-White'>White</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

PANTS, W/ HIP, NO. 11

6471108 2277 System Minifigure Parts White 2025
©2025 LEGO Group
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1 White Minifigure Parts 2277 PANTS, W/ HIP, NO. 11 2 2025 32 2020
6537804 <h1><a href='/parts/6537804/cat-no-54'>CAT, NO. 54</a></h1><div class='tags floatleft'><a href='/parts/6537804/cat-no-54'>6537804</a> <a href='/parts/design-112381'>112381</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Animals-Nature'>Animals & Nature</a> <a href='/parts/colour-White'>White</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

CAT, NO. 54

6537804 112381 System Animals & Nature White 2025
©2025 LEGO Group
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1 White Animals & Nature 112381 CAT, NO. 54 1 2025 1 2025
6543255 <h1><a href='/parts/6543255/horse-no-38'>HORSE, NO. 38</a></h1><div class='tags floatleft'><a href='/parts/6543255/horse-no-38'>6543255</a> <a href='/parts/design-113162'>113162</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Animals-Nature'>Animals & Nature</a> <a href='/parts/colour-White'>White</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

HORSE, NO. 38

6543255 113162 System Animals & Nature White 2025
©2025 LEGO Group
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1 White Animals & Nature 113162 HORSE, NO. 38 1 2025 1 2025
6546358 <h1><a href='/parts/6546358/mini-bunny-head'>MINI BUNNY HEAD</a></h1><div class='tags floatleft'><a href='/parts/6546358/mini-bunny-head'>6546358</a> <a href='/parts/design-99244'>99244</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Minifigure-Accessories'>Minifigure Accessories</a> <a href='/parts/colour-White'>White</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

MINI BUNNY HEAD

6546358 99244 System Minifigure Accessories White 2025
©2025 LEGO Group
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1 White Minifigure Accessories 99244 MINI BUNNY HEAD 1 2025 2 2022