EN

LEGO

LEGO Friends Cat Birthday Party Tree House Building Toy - Pretend Play Building Blocks W Cat Toys 2

4.9

$50.98

About this item

  • A PURR-FECT PARTY – Little ones throw a fabulous pretend party for their feline friends with the LEGO Friends Cat Birthday Party & Tree House (42666)
  • LEO & PAISLEY MINIDOLLS – Young builders help the friends throw a birthday party for Churro the cat and their 4 furry friends in a multi-level tree house
  • INTERACTIVE FEATURES – Includes everything needed for a party, including a fish-shaped piñata with treats, cat toy, grass, water fountain, litter box, and rotating table for birthday cake
  • FESTIVE ACCESSORIES – Set includes birthday cake with candle, cat-themed gifts, banners, balloon decorations, party hat, and special treats
  • GIFT FOR GIRLS & BOYS – Makes an ideal birthday or any-time present for kids and animal lovers who enjoy cats, building today, and creative pretend play
  • BUILD & PLAY TOGETHER – Parents can help young builders navigate the LEGO Builder app with helpful 3D instructions and progress tracking
  • DIMENSIONS – Cat tree house party scene measures over 7 in. (18 cm) high, 6 in. (16 cm) wide and 4 in. (10 cm) deep
  • Put on the purr-fect pet party with the LEGO Friends Cat Birthday Party & Tree House (42666), a delightful building toy for young animal lovers ages 6 and up. This adorable tree house set stars birthday cat Churro and four furry friends celebrating alongside Leo and Paisley with festive decorations, presents, and cat-shaped balloons. Young builders develop creativity as they guide the playful cats through their multi-level tree house, complete with fish-shaped piñata, interactive toys, cat grass, water fountain, and essential litter box. When it's time for the main event, kids help the feline friends gather around the rotating table to enjoy Churro's special birthday cake. Perfect for imaginative storytelling, this set encourages nurturing play as children create different adventures for their animal companions. Makes a wonderful birthday gift for girls and boys who love animals and creative building toys. A PURR-FECT PARTY – Little ones throw a fabulous pretend party for their feline friends with the LEGO Friends Cat Birthday Party & Tree House (42666); LEO & PAISLEY MINIDOLLS – Young builders help the friends throw a birthday party for Churro the cat and their 4 furry friends in
Specification

Product facts

Key details

manufacturer_recommended_age
6 years and up
best_sellers_rank
#1,661 in Toys & Games ( See Top 100 in Toys & Games ) #81 in Toy Building Sets
release_date
July 31, 2025
manufacturer
LEGO

Dimensions and fit

dimensions
7.52 x 10.32 x 2.4 inches
weight
15.2 ounces
product_dimensions
7.52 x 10.32 x 2.4 inches
item_weight
15.2 ounces

Technical specifications

item_model_number
6518564
Overview

About this item

  • A PURR-FECT PARTY – Little ones throw a fabulous pretend party for their feline friends with the LEGO Friends Cat Birthday Party & Tree House (42666)
  • LEO & PAISLEY MINIDOLLS – Young builders help the friends throw a birthday party for Churro the cat and their 4 furry friends in a multi-level tree house
  • INTERACTIVE FEATURES – Includes everything needed for a party, including a fish-shaped piñata with treats, cat toy, grass, water fountain, litter box, and rotating table for birthday cake
  • FESTIVE ACCESSORIES – Set includes birthday cake with candle, cat-themed gifts, banners, balloon decorations, party hat, and special treats
  • GIFT FOR GIRLS & BOYS – Makes an ideal birthday or any-time present for kids and animal lovers who enjoy cats, building today, and creative pretend play
  • BUILD & PLAY TOGETHER – Parents can help young builders navigate the LEGO Builder app with helpful 3D instructions and progress tracking
  • DIMENSIONS – Cat tree house party scene measures over 7 in. (18 cm) high, 6 in. (16 cm) wide and 4 in. (10 cm) deep
  • Put on the purr-fect pet party with the LEGO Friends Cat Birthday Party & Tree House (42666), a delightful building toy for young animal lovers ages 6 and up. This adorable tree house set stars birthday cat Churro and four furry friends celebrating alongside Leo and Paisley with festive decorations, presents, and cat-shaped balloons. Young builders develop creativity as they guide the playful cats through their multi-level tree house, complete with fish-shaped piñata, interactive toys, cat grass, water fountain, and essential litter box. When it's time for the main event, kids help the feline friends gather around the rotating table to enjoy Churro's special birthday cake. Perfect for imaginative storytelling, this set encourages nurturing play as children create different adventures for their animal companions. Makes a wonderful birthday gift for girls and boys who love animals and creative building toys. A PURR-FECT PARTY – Little ones throw a fabulous pretend party for their feline friends with the LEGO Friends Cat Birthday Party & Tree House (42666); LEO & PAISLEY MINIDOLLS – Young builders help the friends throw a birthday party for Churro the cat and their 4 furry friends in

Have a question about this product?

From the brand

Product detailProduct detailProduct detailProduct detailProduct detailProduct detailProduct detail

Product videos

Product video 1

Customer reviews

8 reviewsPositive

Rated 4.9/5 across 8 reviews — highly regarded by customers.

  • 100% of sampled reviews are from verified purchases.
  • 100% of sampled reviews give 4–5 stars.

Customers say

Customers find this LEGO set to be of great quality and easy to assemble, with one noting it fits together very well.

Generated from the text of customer reviews

Reviews with images

Customer review image for Great!
See all photos
★★★★★

Excellent gift!!

My daughter loves the Lego friends kits. She received this as a birthday gift. The directions are easy to follow. She loves to build them and then plays for hours, she has a whole village at this point! Legos are always a quality product! Read more

Nadine CapellVerified purchase
★★★★★

Cute set!

My nieces love this set. Easy to put together and lots of fun. Great Lego quality! Perfect amount of pieces for a young kid! Read more

GregVerified purchase
★★★★★

Fun to put together Lego set for grade schoolers.

Our 7 year old granddaughter loves it. The little figures are colorful and adorable. Read more

CustomerVerified purchase
★★★★★

Great set to gift 5 year old

Perfect set to gift a five year old girl! She loved it and has spent lots of time playing with it. Legos are timeless and universally loved by most kids (and grown ups). Read more

JeanVerified purchase
★★★★★

Lego Friends Cat Birthday party

I got this for my 6-year old granddaughter and she absolute loves it. It is adorable and it is well made. So glad I got it Read more

Donald HaceVerified purchase
★★★★★

Great gift!!

My niece loved this for Christmas! When we were all done opening our presents, it was the first thing she grabbed and went to the kitchen table to put together. She asked me if I wanted to help, but when I sat down with her she was lightning fast at putting it together. I had to get up halfway through, but when she finished she found me and showed it off! Thanks! Read more

ClintVerified purchase
★★★★★

You can't go wrong.

My granddaughter loved it and has pride in showing me whenever I visit. This is a winner for all who have interests in creating, building and spending time with their children, or others. Read more

Donna BrenemanVerified purchase
★★★★★

Great!

10 year old loves this so much! Easy directions as always, super cute cats! Read more

Customer review image for Great!
Mrs. BeranVerified purchase

Similar Products

Page 1 of 2

We use optional analytics and advertising cookies to understand how visitors use Ventari, measure ads, and improve the experience. You can accept all optional cookies, allow analytics only, or decline them. See our Cookie Policy.