Cat Birthday Party & Tree House
Discover a paw-some building kit for girls, boys and cat-lovers aged 6 and up. The LEGO® Friends Cat Birthday Party & Tree House (42666) toy comes with 2 minidolls, 5 cat figures and lots of accessories for imaginative play packed with sweet kitty moments.
This fun toy sets the scene for Churro’s birthday party. 4 of Churro’s feline friends are here too, plus LEGO Friends characters Leo and Paisley. Explore the fun details, including birthday presents, banners and cat-shaped balloons. Kids will love guiding the pets around the cat tree house, where there’s a fish-shaped piñata, a cat toy, cat grass, a water fountain and litter box. Then it’s time for the cats to sit at the rotating table to enjoy Churro’s birthday cake. With so many ways to play with this animal playset, kids can tell a different friendship story every time.
Discover more exciting creative toys (sold separately) in the LEGO Friends universe. This LEGO set comes with the LEGO Builder app for intuitive building.
Details
Title
Cat Birthday Party & Tree House
Number
# 42666
Parts
315
How is this number calculated?
Parts
99.37%
(313)
Minifigs
0.63%
(2)
Age
6+
Released
2025
Theme
Build instructions
Parts
There are 138 different parts with a total quantity of 313.
Standard parts
(138 unique parts - Total quantity of 313)
1 x
14226c11
1 x
14226c11
1 x
32828
1 x
32828
1 x
37762
1 x
37762
1 x
69902pr0004
1 x
69902pr0004
1 x
75c09
1 x
75c09
1 x
87618
1 x
87618
2 x
18674
2 x
18674
1 x
1745
1 x
1745
2 x
26603
2 x
26603
2 x
4740
2 x
4740
1 x
51739
1 x
51739
2 x
6003
2 x
6003
1 x
47905
1 x
47905
1 x
92410
1 x
92410
2 x
88072
2 x
88072
1 x
22885
1 x
22885
2 x
3069b
2 x
3069b
6 x
32062
6 x
32062
4 x
18674
4 x
18674
1 x
6900
1 x
6900
2 x
11477
2 x
11477
3 x
18674
3 x
18674
2 x
2431
2 x
2431
4 x
24866
4 x
24866
4 x
32607
4 x
32607
2 x
35480
2 x
35480
2 x
3710
2 x
3710
6 x
37695
6 x
37695
2 x
5058
2 x
5058
4 x
53451
4 x
53451
4 x
65509
4 x
65509
1 x
35044
1 x
35044
1 x
87580
1 x
87580
1 x
87081
1 x
87081
2 x
11090
2 x
11090
1 x
11476
1 x
11476
1 x
27448
1 x
27448
1 x
2652pr0003
1 x
2652pr0003
2 x
30374
2 x
30374
2 x
3622
2 x
3622
1 x
60594
1 x
60594
1 x
78258
1 x
78258
3 x
80326
3 x
80326
2 x
87544
2 x
87544
2 x
98138pr0008
2 x
98138pr0008
2 x
14395
2 x
14395
6 x
25214
6 x
25214
3 x
2877
3 x
2877
3 x
32028
3 x
32028
1 x
35480
1 x
35480
2 x
37352
2 x
37352
6 x
59443
6 x
59443
6 x
59900
6 x
59900
3 x
6259
3 x
6259
1 x
71752
1 x
71752
4 x
78258
4 x
78258
4 x
88072
4 x
88072
2 x
3020
2 x
3020
1 x
41948
1 x
41948
8 x
2423
8 x
2423
2 x
3033
2 x
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3 x
5058
3 x
5058
1 x
6003
1 x
6003
1 x
6913
1 x
6913
2 x
15395
2 x
15395
3 x
2821
3 x
2821
2 x
3068b
2 x
3068b
1 x
35044
1 x
35044
3 x
4032a
3 x
4032a
2 x
5690
2 x
5690
4 x
6141
4 x
6141
1 x
87580
1 x
87580
1 x
3020
1 x
3020
2 x
5904
2 x
5904
1 x
11618
1 x
11618
2 x
24866
2 x
24866
1 x
4740
1 x
4740
1 x
59900
1 x
59900
1 x
6141
1 x
6141
1 x
98138
1 x
98138
1 x
23443
1 x
23443
2 x
24122
2 x
24122
1 x
3298
1 x
3298
2 x
3484
2 x
3484
1 x
3700
1 x
3700
6 x
37762
6 x
37762
1 x
53119
1 x
53119
1 x
78256
1 x
78256
2 x
78258
2 x
78258
1 x
3022
1 x
3022
1 x
4274
1 x
4274
3 x
57585
3 x
57585
1 x
2652pr0007
1 x
2652pr0007
1 x
4032a
1 x
4032a
6 x
98138pr0056
6 x
98138pr0056
1 x
69902pr0003
1 x
69902pr0003
25 x
32607
25 x
32607
1 x
3837
1 x
3837
1 x
37775
1 x
37775
1 x
2821
1 x
2821
3 x
3005
3 x
3005
3 x
3004
3 x
3004
1 x
3068b
1 x
3068b
1 x
3659
1 x
3659
2 x
78666
2 x
78666
2 x
32803
2 x
32803
2 x
4070
2 x
4070
2 x
54200
2 x
54200
1 x
64648
1 x
64648
1 x
86876
1 x
86876
2 x
24866
2 x
24866
1 x
6900
1 x
6900
1 x
24131
1 x
24131
1 x
33322
1 x
33322
1 x
15254
1 x
15254
2 x
18653
2 x
18653
2 x
1748
2 x
1748
5 x
3005
5 x
3005
2 x
3010
2 x
3010
4 x
3069b
4 x
3069b
2 x
4032a
2 x
4032a
3 x
4477
3 x
4477
5 x
87580
5 x
87580
1 x
18853
1 x
18853
1 x
3021
1 x
3021
2 x
3069bpr9932
2 x
3069bpr9932
1 x
3002
1 x
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3 x
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3 x
3004
5 x
3023
5 x
3023
1 x
3957b
1 x
3957b
1 x
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1 x
86996
2 x
27925
2 x
27925
3 x
3005
3 x
3005
3 x
3004
3 x
3004
1 x
6182
1 x
6182
2 x
78666
2 x
78666
1 x
11602pr0010
1 x
11602pr0010
1 x
10113040
1 x
10113040
Minifigs
(2)
1 x
fig-015754
1 x
fig-015754
1 x
fig-016290
1 x
fig-016290
Price information
Current lowest price
€ 21.99
€ 0.07 per
steen
Lowest price ever
€ 21.99
€ 0.07
per steen
Lego price
€ 29.99
€ 0.09 per steen
Highest price ever
€ 29.99
€ 0.09
per steen
Prices per shop
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