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LEGO 42666 Cat Birthday Party & Tree House - Friends
LEGO 42666 Cat Birthday Party & Tree House - Friends
LEGO 42666 Cat Birthday Party & Tree House - Friends
LEGO 42666 Cat Birthday Party & Tree House - Friends
LEGO 42666 Cat Birthday Party & Tree House - Friends
LEGO 42666 Cat Birthday Party & Tree House - Friends
LEGO 42666 Cat Birthday Party & Tree House - Friends
LEGO 42666 Cat Birthday Party & Tree House - Friends
LEGO 42666 Cat Birthday Party & Tree House - Friends
LEGO 42666 Cat Birthday Party & Tree House - Friends
LEGO 42666 Cat Birthday Party & Tree House - Friends
LEGO 42666 Cat Birthday Party & Tree House - Friends
LEGO 42666 Cat Birthday Party & Tree House - Friends
LEGO 42666 Cat Birthday Party & Tree House - Friends

LEGO 42666 Cat Birthday Party & Tree House - Friends

$29.00

(151 reviews)

Discover a paw-some building kit for girls, boys and cat-lovers aged 6 and over. 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 piΓ±ata, a cat toy, cat grass, a water fountain and litter tray. 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.

Discover a paw-some building kit for girls, boys and cat-lovers aged 6 and over. 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 piΓ±ata, a cat toy, cat grass, a water fountain and litter tray. 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.

LEGO 42666 Cat Birthday Party & Tree House - Friends

(151 reviews)

Discover a paw-some building kit for girls, boys and cat-lovers aged 6 and over. 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 piΓ±ata, a cat toy, cat grass, a water fountain and litter tray. 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.

Discover a paw-some building kit for girls, boys and cat-lovers aged 6 and over. 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 piΓ±ata, a cat toy, cat grass, a water fountain and litter tray. 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.

$29.00 - $159.00

in 55 offers

The lowest price for LEGO 42666 Cat Birthday Party & Tree House - Friends right now is $29.00 at cashsavvyaus, compared across 37 retailers.

The all-time low was $28.46 on 18 Apr 2026 β€” today's price is 2% above the lowest ever. This is at or near its all-time low β€” a good time to buy.

Prices last updated 3 Nov 2026.

Price comparison

Price data powered by pricesAPI.io

Last updated at 03/11/2026 02:04:05

Please note: price history and price alerts are not available for some stores, including Amazon.com.au.
https://www.google.com/s2/favicons?domain=amazon.com.au&sz=64Amazon.com.au

$31.20

LEGO Friends Cat Birthday Party & Tree House 42666 Building Kit, Imaginative Pretend Play, Kids’ Toy Idea for Girls and Boys Aged 6 Years Old and Up,

Next-day delivery $12.99

Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!

https://www.google.com/s2/favicons?domain=cashsavvy.net.au&sz=64cashsavvyaus

$29.00

LEGO Friends Cat Birthday Party ; Tree House 42666 (CP) - 321 Piece Building Set for Ages 6 and Up

Delivery $20

https://www.google.com/s2/favicons?domain=supertoysandhobbies.com.au&sz=64supertoysandhobbies.com.au

$29.99

Lego Friends Cat Birthday Party & Tree House 42666 Age: 6+

Delivery between 6–10 Nov $14.95

https://www.google.com/s2/favicons?domain=imrickjamesbricks.com.au&sz=64I'm Rick James Bricks

$38.00

LEGO Cat Birthday Party & Tree House 42666

Delivery $14

https://www.google.com/s2/favicons?domain=mattystoysbaby.com.au&sz=64Matty's Toys & Baby

$39.95

LEGO Friends Cat Birthday Party 42666

Delivery between 5–11 Nov $9.70

https://www.google.com/s2/favicons?domain=bttw.com.au&sz=64Bricks to the World

$39.96

LEGO Friends 42666 Cat Birthday Party Tree House with 5 Cats 321 Pieces 6+

Delivery between 6–11 Nov $5.95

https://www.google.com/s2/favicons?domain=myer.com.au&sz=64Myer

$39.99

LEGO Friends Cat Birthday Party & Tree House 42666 Multi

Delivery $9.95

https://www.google.com/s2/favicons?domain=ebay.com.au&sz=64eBay.com.au

$40.00

Lego Friends Cat Birthday Party 42666 (321 Pcs) 2025 Brand Sealed

Delivery $18

Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!

https://www.google.com/s2/favicons?domain=au.bricksdirect.com&sz=64BricksDirect.com

$40.30

LEGO 42666 Cat Birthday Party & Tree House

https://www.google.com/s2/favicons?domain=discounttoyco.com.au&sz=64Discount Toy Co

$44.99

LEGO Friends - Cat Birthday Party & Tree House 42666

Delivery between 6–17 Nov $9.95

Price history

Price history

Please note: price history and price alerts are not available for some stores, including Amazon.com.au.

Specification

Educational FocusCreativity
Product TypeBuilding Set
ThemeTree House, Cat Birthday Party, Cats
Safety WarningsChoking hazard, Not suitable for children under 3 years old, Small parts
Material SafetyCPSIA Certified

Price comparison

Updated 4 days ago
Please note: price history and price alerts are not available for some stores, including Amazon.com.au.
https://www.google.com/s2/favicons?domain=amazon.com.au&sz=64
Amazon.com.au

$31.20

LEGO Friends Cat Birthday Party & Tree House 42666 Building Kit, Imaginative Pretend Play, Kids’ Toy Idea for Girls and Boys Aged 6 Years Old and Up,

Next-day delivery $12.99

Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!

https://www.google.com/s2/favicons?domain=cashsavvy.net.au&sz=64
cashsavvyaus

$29.00

LEGO Friends Cat Birthday Party ; Tree House 42666 (CP) - 321 Piece Building Set for Ages 6 and Up

Delivery $20

https://www.google.com/s2/favicons?domain=supertoysandhobbies.com.au&sz=64
supertoysandhobbies.com.au

$29.99

Lego Friends Cat Birthday Party & Tree House 42666 Age: 6+

Delivery between 6–10 Nov $14.95

https://www.google.com/s2/favicons?domain=imrickjamesbricks.com.au&sz=64
I'm Rick James Bricks

$38.00

Out of stock

LEGO Cat Birthday Party & Tree House 42666

Delivery $14

https://www.google.com/s2/favicons?domain=mattystoysbaby.com.au&sz=64
Matty's Toys & Baby

$39.95

LEGO Friends Cat Birthday Party 42666

Delivery between 5–11 Nov $9.70

Price history

Price history

Please note: price history and price alerts are not available for some stores, including Amazon.com.au.

Specification

Educational FocusCreativity
Product TypeBuilding Set
ThemeTree House, Cat Birthday Party, Cats
Safety WarningsChoking hazard, Not suitable for children under 3 years old, Small parts
Material SafetyCPSIA Certified

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