Costume Party

1 mould appears in no other set

• Foil Sheet for Set 42661-1 - Insect Wings×2

4 parts come in a colour no other set has for that mould

• Tile 3 x 3 Curved, MacaroniVibrant Yellow · ×2
• Hair Long Wavy, PonytailDark Red
• Hair Long, Thick BraidDark Orange
• Hair Short Pointy, Wavy in FrontDark Turquoise

2 printed parts are only in this set

• Animal, Cat, Chubby with Olive Green Eyes, Orange Fur, Black Mustache PrintWhite
• Animal, Horse with Raised Leg, Dark Pink Mane and Tail, Dark Azure Eyes PrintWhite

9 parts appear in only a few other sets

• Costume / Mask, Rabbit / Bunny Ears [Plain]Whitealso in 80032 Chang'e Moon Cake Factory
• Headwear Accessory AntennaBlackalso in 43300 Winnie the Pooh
• Minidoll Hips and Trousers with Back Pockets [Thin Hinge]Whitealso in 42669 Beekeepers' House and Flower Garden (all Friends)
• Antenna 8H WhipTrans-Dark Pink · ×4also in 75574 Toruk Makto & Tree of Souls, 42616 Heartlake City Music Talent Show
• Creature Body Part, Horn (Unicorn) with Small PinOpal Trans-Clearalso in 42674 Comic Book and Game Store, 71052-12
• Minidoll Neckwear, Pointed Shoulder PadsPearl Goldalso in 42616 Heartlake City Music Talent Show, 43240 Maleficent's Dragon Form and Aurora's Castle, 42674 Comic Book and Game Store
• Brick Round 2 x 2 Dome Bottom [Open Stud]Bright Pink · ×2also in 42666 Cat Birthday Party, 5010173 Happy Hummingbird, 11212 Kitty Fairy's Garden House, 11214 Fairy Roller Coaster and Tea Party
• Creature Body Part, Wing 4 x 7 Left with Feathers and Handles for ClipsFlat Silveralso in 41077 Aira's Pegasus Sleigh, 76401 Hogwarts Courtyard: Sirius's Rescue, 76432 Forbidden Forest: Magical Creatures, 76440 Triwizard Tournament: The Arrival
• Creature Body Part, Wing 4 x 7 Right with Feathers and Handles for ClipsFlat Silveralso in 41077 Aira's Pegasus Sleigh, 76401 Hogwarts Courtyard: Sirius's Rescue, 76432 Forbidden Forest: Magical Creatures, 76440 Triwizard Tournament: The Arrival

4 moulds first came out in 2025, including in this set

• Creature Body Part, Horn (Unicorn) with Small Pin
• Hair Long Wavy, Ponytail
• Headwear Accessory Antenna
• Plant, Sunflower 2 x 2 with 16 Petals

5 existing moulds first came out in their colour in 2025, including in this set

• Plate Special Round 1 x 1 with Hollow Stud and Underside ClipBlack · ×4
• Brick Round 2 x 2 Dome Bottom [Open Stud]Bright Pink · ×2
• Plate 1 x 6Vibrant Yellow · ×2
• Bar 3LDark Green
• Minidoll Hips and Trousers with Back Pockets [Thin Hinge]White

9 minifigure parts with their print are only in this set

• Minidoll Head, Dark Orange Eyebrows, Black Fly Goggle PrintLight Nougat
• Minidoll Head, Dark Red Eyebrows, Bright Pink Eyeshadow, Bright Light Blue…Light Nougat
• Minidoll Hips and Fishtail (Mermaid) with Satin Trans-Light Blue Tail PrintMedium Azure
• Minidoll Hips and Layered Skirt with Black Boots, Yellow Legs, Laces PrintBlack
• Minidoll Hips and Short Skirt with Light Nougat Legs, Lavender Sandals PrintBright Pink
• and 4 more