Cat Birthday Party

Notable parts

• 1 part comes in a colour no other set has for that mould: Brick Curved 2 x 1 with Inverted Cutout (Coral) ×2.
• 11 parts appear in only a few other sets: Plant, Leaves Stacked 4 x 5 x 1 2/3 (Lime) ×3 — also in 42669 Beekeepers' House and Flower Garden (all Friends); Animal, Cat, Chubby with orange Face, Toes, Medium Blue/Lime Eyes print (White) — also in 42655 Restaurant and Cooking School (all Friends); Animal, Cat, Chubby with Bright Green Eyes, Light Bluish Grey Fur print (Dark Bluish Gray) — also in 42688 Horse Stable and Riding Academy, 6614211 Treat Stand (all Friends); Plate Special 4 x 4 with 3 x 3 Quarter Round Cutout (Bright Pink) — also in 31169 Typewriter with Flowers, 77078 Mecha Team Leader; Animal Body Part, Barb / Claw / Tooth / Talon / Horn, Small (Bright Green) ×4 — also in 31215 Vincent van Gogh – Sunflowers, 72042 Prince Florian & Castle Bowser, 21366 Floating Sea Otters; Animal, Cat, Kitten Sitting with Open Eyes, White Mouth, Nougat Paws print (Nougat) — also in 42671 Plant Café & Flower Shop, 42691 Garden Restaurant, L0002265 Nugget at Veterinary Station (all Friends); Brick Arch 1 x 4 x 2 (Coral) — also in 30697 Nova's Doghouse Build, 42640 Guinea Pig Playground, 42674 Comic Book and Game Store (all Friends); Container Box 2 x 2 x 1 Reinforced Bottom (Bright Pink) ×3 — also in 75683 Glinda & Elphaba's Dormitory, 75681 Glinda, Elphaba & Nessarose at Shiz University, 42655 Restaurant and Cooking School, 43273 LEGO Disney Advent Calendar 2025; Brick Round 2 x 2 Dome Bottom [Open Stud] (Bright Pink) ×2 — also in 42661 Costume Party, 5010173 Happy Hummingbird, 11212 Kitty Fairy's Garden House, 11214 Fairy Roller Coaster and Tea Party; Animal, Cat, Sitting with Dark Brown Stripes, White Chest, Ears print (Medium Brown) — also in 42669 Beekeepers' House and Flower Garden, 42670 Heartlake City Apartments and Stores, 42691 Garden Restaurant, 42704 Heartlake City Grand Hotel (all Friends); Wool / Yarn (Bright Light Yellow) — also in 42640 Guinea Pig Playground, 42655 Restaurant and Cooking School, 42670 Heartlake City Apartments and Stores, 42665 Puppy Playground (all Friends).
• 2 moulds first came out in 2025, including in this set: Wool / Yarn ×2; Headwear Accessory Hat with Small Pin, Cap.
• 11 existing moulds first came out in their colour in 2025, including in this set: Plant, Plate 1 x 1 Round with 3 Leaves (Yellowish Green) ×25; Brick Round 1 x 1 diameter Tube with 90 Degree Elbow (2 x 2 x 1) and Axle Holes… (Tan) ×6; Animal Body Part, Barb / Claw / Tooth / Talon / Horn, Small (Bright Green) ×4; Plant, Leaves Stacked 4 x 5 x 1 2/3 (Lime) ×3; Brick Round 2 x 2 Dome Bottom [Open Stud] (Bright Pink) ×2; and 6 more.

Calculated from Rebrickable’s public set inventories, excluding sticker sheets and spare parts.