LEGO 42661
Costume Party with Unicorn & Fairy

LEGO 42661 Costume Party with Unicorn & Fairy box image
Set number
42661
Theme
Friends
Pieces
262 pcs
Year
2025
Used & parts
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“Costume Party with Unicorn & Fairy” is LEGO® “Friends” theme set number 42661. Released in 2025, it has 262 pieces. With Re:GO you can automatically work out what percentage of this set you can build from the LEGO parts you already own, along with the missing parts and an estimated cost. Use the links below to compare prices on Amazon, Rakuten, Yahoo! Shopping, Mercari and Yahoo! Auctions, and find the best deal on new, used, or individual parts.

Part breakdown 116 types

Color split (most first)
Medium Azure×47
White×34
Bright Pink×25
Vibrant Yellow×14
Dark Purple×12
Light Aqua×11
Bright Green×10
Black×9
Trans-Dark Pink×9
Yellowish Green×8
Coral×6
Dark Azure×6
Main parts (most used first)
87580 Plate Special 2 x 2 with Groove and Center Stud (Jumper)
Bright Pink · ×10
15573 Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper)
Medium Azure · ×8
20482 Tile Round 1 x 1 with Hollow Bar
Yellowish Green · ×8
24246 Tile Round 1 x 1 Half Circle
Medium Azure · ×6
24246 Tile Round 1 x 1 Half Circle
Dark Purple · ×6
4304 Plate Special 2 x 2 x 2/3 with Two Studs On Side and Two Raised [Half Hollow Anti-stud] - Updated Version
Light Aqua · ×6
60897 Plate Special 1 x 1 with Clip Vertical [Thick Open O Clip]
Medium Azure · ×6
65578 Bar, Angled with 1 x 1 Round Plate / Stud on End
Trans-Clear · ×6
3069b Tile 1 x 2 with Groove
Bright Pink · ×5
3795 Plate 2 x 6
Vibrant Yellow · ×5
20482 Tile Round 1 x 1 with Hollow Bar
Bright Pink · ×4
23443 Bar Holder with Hole and Bar Handle
White · ×4
2569 Antenna 8H Whip
Trans-Dark Pink · ×4
3023 Plate 1 x 2
Vibrant Yellow · ×4
32828 Plate Round 1 x 1 with Hollow Stud and Horizontal Bar 1L
Light Bluish Gray · ×4
35459 Tile Special 1 x 3 Inverted with Center Hole
White · ×4
41682 Bracket 2 x 2 with 1 x 2 Vertical Studs
White · ×4
41682 Bracket 2 x 2 with 1 x 2 Vertical Studs
Dark Azure · ×4
5264 Plate Round 1 x 1 with Hollow Stud and Underside Clip
Black · ×4
61252 Plate Special 1 x 1 with Clip Horizontal [Thick Open O Clip]
Dark Purple · ×4
85080 Brick Round Corner 2 x 2 Macaroni with Stud Notch and Reinforced Underside [New Style]
Medium Azure · ×4
3069b Tile 1 x 2 with Groove
Bright Green · ×3
87580 Plate Special 2 x 2 with Groove and Center Stud (Jumper)
Medium Azure · ×3
15395 Brick Round 2 x 2 Dome Bottom [Open Stud]
Bright Pink · ×2

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