Costume Party with Unicorn & Fairy (42661)
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Description
Here’s a kids’ building kit packed with storytelling inspiration. The LEGO® Friends Costume Party with Unicorn & Fairy (42661) set for girls and boys aged 6 and up comes with 4 LEGO Friends minidolls, a cat figure and a horse figure. It also features lots of cute party accessories for pretend play.
Kids can create their own fun stories and act out social situations as the friends try on their costumes. Autumn is dressing as a bumblebee and Olly is a merman. Churro the cat joins in the fun in a magician costume with Leo as his white bunny. Paisley wears a fairy costume and Periwinkle the horse transforms into a unicorn. The friends enjoy a party with a stage, DJ booth and snacks. There’s also a photo booth with fun accessories where the friends can pose for pictures.
Discover more friendship toys and gifts (sold separately) in the LEGO Friends universe. This set comes with the LEGO Builder app for intuitive building. Here kids can zoom in, rotate models and track progress as they build.
Features
- A building kit to inspire imaginative play – This kids’ LEGO® Friends Costume Party with Unicorn & Fairy includes a fun party scene with a DJ booth to delight girls and boys aged 6 and up
- 4 minidolls and 2 LEGO® animal figures – Get the party started with Autumn, Olly, Leo, Paisley and their pets as they dress up as a bumblebee, merman, magician, bunny, fairy and a unicorn
- Inspire creative play – This set is packed with fun details and cute accessories to encourage imaginative storytelling as kids make up adventures and act out social situations for the characters
- Costume-party accessories – This LEGO® toy comes with lots of accessories to spark role play, including a slushie machine, cakes, drinks, balloons, hats, a merman’s trident, a fairy wand and more
- A gift for kids who love creative toys – This building playset makes a great birthday gift or anytime treat for boys and girls who enjoy telling their own friendship stories
- Online show – Inspire more creative-play ideas with other sets (sold separately) and the LEGO® Friends: The Next Chapter online show, where kids can get to know the characters of Heartlake City
- A helping hand – Discover intuitive instructions in the LEGO® Builder app, where builders can zoom in and rotate models in 3D, track their progress and save sets as they develop new skills
- Measurements – 261-piece set with a main model measuring over 3 in. (8 cm) high, 9.5 in. (25 cm) wide and 2 in. (5 cm) deep
Frequently Asked Questions about Costume Party with Unicorn & Fairy
What is the best price for LEGO Costume Party with Unicorn & Fairy (Set 42661)?
The best current price for LEGO Costume Party with Unicorn & Fairy (Set #42661) is £26.25 at Amazon UK. This is £8.74 cheaper than the official LEGO RRP of £34.99. Price last verified on 21 January 2026.
How much can I save on LEGO Costume Party with Unicorn & Fairy?
You can save £8.74 (25% off) on LEGO Costume Party with Unicorn & Fairy by buying from Amazon UK instead of LEGO.com. The official RRP is £34.99, but you can get it for just £26.25. Browse more top discounts.
How many pieces are in LEGO set 42661?
LEGO Costume Party with Unicorn & Fairy (Set #42661) contains 261 pieces. At the best available price of £26.25, that works out to approximately 10.1p per piece.
What age is LEGO Costume Party with Unicorn & Fairy suitable for?
LEGO Costume Party with Unicorn & Fairy (Set #42661) is recommended for ages 6+. This set is part of the LEGO Friends theme. View all Friends sets and deals.
Where can I find the building instructions for LEGO Costume Party with Unicorn & Fairy?
You can download the official building instructions for LEGO Costume Party with Unicorn & Fairy (Set #42661) for free from LEGO.com. Download the building instructions here. The instructions are available as a PDF and can be viewed on any device.
Where can I buy LEGO Costume Party with Unicorn & Fairy in the UK?
Is LEGO Costume Party with Unicorn & Fairy on sale right now?
Yes! While not on sale at LEGO.com, you can get LEGO Costume Party with Unicorn & Fairy for £26.25 at Amazon UK - that's 25% below the official RRP of £34.99. Browse more best offers.
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