LEGO Friends Costume Party with Unicorn & Fairy (42661) – Interactive Pretend Play Set

Unlock a world of pretend party planning with LEGO Friends Costume Party with Unicorn & Fairy (42661). This immersive build-and-play set invites kids aged 6 and up to host a magical celebration, transforming characters and styling outfits as part of the story. The playful atmosphere blends imaginative storytelling with hands-on construction, giving young builders room to experiment with roles, themes, and friendships.

Inside the party scene, a DJ booth and stage set the mood for celebrations, while a photo booth with silly props invites friends to capture goofy moments and memories. A bubble-filled slushie machine adds a splash of color and sensory fun to pretend treats, and sparkly cakes plus balloons bring festive detail to every scene. The experience is more than just building; it’s a chance to rehearse conversations, practice collaboration, and craft shared narratives with peers.

Build, transform, and tell stories

• Transform Periwinkle the horse into a majestic unicorn with a sparkling horn, unlocking new storytelling angles
• Dress Paisley as a shimmering fairy and guide magical moments with a wand and wings
• Rotate characters like Autumn as a striped bumblebee, Olly as a mermaid, and Leo as a bunny magician for varied plots
• Include Churro the cat as a playful party guest to broaden the cast and social dynamic

Play ideas that grow with kids

• Simple LEGO Builder app integration with easy-to-follow 3D instructions supports independent building and parent involvement
• With 261 pieces, kids can explore collaboration, role play, and creative decision making with friends or solo
• The set encourages imaginative role play and social interaction, letting children act out different party scenarios and character dynamics

This set makes a thoughtful gift for fans of unicorns, fairy tales, and dress-up pretend play. It pairs well with birthdays or as a surprise that can adapt to a child’s evolving interests, offering a repeatable, colorful world where friendships and stories come to life through play.