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Set card

42666-1 - Cat Birthday Party & Tree House

Key catalog information about the set in one place.

Cat Birthday Party & Tree House
Set

42666-1

Cat Birthday Party & Tree House

Release year 2025
Part count 321
Parts list 138
Manufacturer LEGO
Theme
-
Weight
not available
Minifigures
2

Main actions

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Set description

LEGO set Cat Birthday Party & Tree House (42666-1) has a catalog page with a parts list, minifigures and tools for build analysis and warehouse management.

Parts in set

138 items
Photo Part number Name Color Quantity
Sticker Sheet for Set 42666-1 10113040 Sticker Sheet for Set 42666-1 [No Color/Any Color] 1
Bar Holder with Clip 11090 Bar Holder with Clip White 2
Plate Special 1 x 2 with Clip Horizontal on Side 11476 Plate Special 1 x 2 with Clip Horizontal on Side White 1
Brick Curved 2 x 1 No Studs [1/2 Bow] 11477 Brick Curved 2 x 1 No Studs [1/2 Bow] Bright Green 2
Animal, Cat, Sitting with Dark Brown Stripes, White Chest, Ears print 11602pr0010 Animal, Cat, Sitting with Dark Brown Stripes, White Chest, Ears print Medium Brown 1
Headwear Accessory Bow with Heart, Long Ribbon and Pin 11618 Headwear Accessory Bow with Heart, Long Ribbon and Pin Lavender 1
String with End Studs 11L Overall 14226c11 String with End Studs 11L Overall Black 1
Brick Arch 1 x 5 x 4 [Continuous Bow, Raised Underside Cross Supports] 14395 Brick Arch 1 x 5 x 4 [Continuous Bow, Raised Underside Cross Supports] Tan 2
Brick Arch 1 x 6 x 2 - Thin Top without Reinforced Underside [New Version] 15254 Brick Arch 1 x 6 x 2 - Thin Top without Reinforced Underside [New Version] Medium Azure 1
Brick Round 2 x 2 Dome Bottom [Open Stud] 15395 Brick Round 2 x 2 Dome Bottom [Open Stud] Bright Pink 2
Plate Round 1 x 2 Half Circle with Stud (Jumper) 1745 Plate Round 1 x 2 Half Circle with Stud (Jumper) Blue 1
Tile Round 1 x 2 Half Circle 1748 Tile Round 1 x 2 Half Circle Medium Azure 2
Brick Curved 1 x 3 x 2 Inverted [Inside Bow] 18653 Brick Curved 1 x 3 x 2 Inverted [Inside Bow] Medium Azure 2
Plate Special Round 2 x 2 with Center Stud (Jumper Plate) 18674 Plate Special Round 2 x 2 with Center Stud (Jumper Plate) Blue 2
Plate Special Round 2 x 2 with Center Stud (Jumper Plate) 18674 Plate Special Round 2 x 2 with Center Stud (Jumper Plate) Dark Pink 4
Plate Special Round 2 x 2 with Center Stud (Jumper Plate) 18674 Plate Special Round 2 x 2 with Center Stud (Jumper Plate) Bright Green 3
Plant, Flower with 5 Pointed Petals and Pin 18853 Plant, Flower with 5 Pointed Petals and Pin Light Aqua 1
Brick Special 1 x 2 x 1 2/3 with 4 Studs on 1 Side 22885 Brick Special 1 x 2 x 1 2/3 with 4 Studs on 1 Side Dark Turquoise 1
Bar Holder with Hole and Bar Handle 23443 Bar Holder with Hole and Bar Handle Reddish Brown 1
Large Figure Weapon Lightsaber Hilt with Axle Hole and Two Bar Holders 24122 Large Figure Weapon Lightsaber Hilt with Axle Hole and Two Bar Holders Reddish Brown 2
Headwear Accessory Hat with Small Pin, Clown / Party with Pin 24131 Headwear Accessory Hat with Small Pin, Clown / Party with Pin Pearl Gold 1
Plant, Leaves 4 x 3 2423 Plant, Leaves 4 x 3 Lime 8
Tile 1 x 4 with Groove 2431 Tile 1 x 4 with Groove Bright Green 2
Plant, Flower, Plate Round 1 x 1 with 5 Petals 24866 Plant, Flower, Plate Round 1 x 1 with 5 Petals Bright Green 4
Plant, Flower, Plate Round 1 x 1 with 5 Petals 24866 Plant, Flower, Plate Round 1 x 1 with 5 Petals Lavender 2

Spare parts

Spare parts are displayed separately and do not affect missing-part analysis.

25 items
Photo Part number Name Color Quantity
Headwear Accessory Bow with Heart, Long Ribbon and Pin 11618 Headwear Accessory Bow with Heart, Long Ribbon and Pin Lavender 1
String with End Studs 11L Overall 14226c11 String with End Studs 11L Overall Black 1
Tile Round 1 x 2 Half Circle 1748 Tile Round 1 x 2 Half Circle Medium Azure 1
Plant, Flower with 5 Pointed Petals and Pin 18853 Plant, Flower with 5 Pointed Petals and Pin Light Aqua 2
Plant, Flower, Plate Round 1 x 1 with 5 Petals 24866 Plant, Flower, Plate Round 1 x 1 with 5 Petals Bright Green 1
Plant, Flower, Plate Round 1 x 1 with 5 Petals 24866 Plant, Flower, Plate Round 1 x 1 with 5 Petals Lavender 1
Plant, Flower, Plate Round 1 x 1 with 5 Petals 24866 Plant, Flower, Plate Round 1 x 1 with 5 Petals Bright Light Yellow 1
Plate Round 1 x 1 with Hollow Stud and Horizontal Bar 1L 32828 Plate Round 1 x 1 with Hollow Stud and Horizontal Bar 1L Black 1
Headwear Accessory Crown / Tiara 33322 Headwear Accessory Crown / Tiara Pearl Gold 1
Plant, Stem with 3 Leaves and Bottom Pin 37695 Plant, Stem with 3 Leaves and Bottom Pin Bright Green 1
Wave / Flame Small with Pin 37775 Wave / Flame Small with Pin Trans-Orange 1
Antenna 1 x 4 with Flat Top 3957b Antenna 1 x 4 with Flat Top Dark Orange 1
Technic Pin 1/2 4274 Technic Pin 1/2 Light Bluish Gray (LBG) 1
Plate Round 1 x 1 Swirled Top / Poo 53119 Plate Round 1 x 1 Swirled Top / Poo Reddish Brown 1
Animal Body Part, Barb / Claw / Tooth / Talon / Horn, Small 53451 Animal Body Part, Barb / Claw / Tooth / Talon / Horn, Small Bright Green 1
Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope) 54200 Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope) Bright Light Blue 1
Plate Round 1 x 1 with Solid Stud 6141 Plate Round 1 x 1 with Solid Stud Bright Pink 1
Plate Round 1 x 1 with Solid Stud 6141 Plate Round 1 x 1 with Solid Stud Trans-Light Blue 1
Headwear Accessory Hat with Small Pin, Cap 6913 Headwear Accessory Hat with Small Pin, Cap Lime 1
Bar 2L with Stop in Center 78258 Bar 2L with Stop in Center White 1
Bar 2L with Stop in Center 78258 Bar 2L with Stop in Center Tan 1
Bar 2L with Stop in Center 78258 Bar 2L with Stop in Center Reddish Brown 1
Tile Round 1 x 1 98138 Tile Round 1 x 1 Trans-Yellow 1
Tile Round 1 x 1 with Offset Black Eye Print 98138pr0008 Tile Round 1 x 1 with Offset Black Eye Print White 1
Tile Round 1 x 1 with Animal Track Print 98138pr0056 Tile Round 1 x 1 with Animal Track Print Medium Nougat 1

Minifigures in set

2 items
Photo Number Name Quantity
Paisley - Bright Light Yellow Top, Medium Lavender Skirt fig-015754 Paisley - Bright Light Yellow Top, Medium Lavender Skirt 1
Leo - Red Shirt, Yellow Shorts fig-016290 Leo - Red Shirt, Yellow Shorts 1
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