A vibrant and zany new edition of Claire Freedman and Ben Cort's hilarious, multi-million copy bestselling picture book.

Aliens love underpants, in every shape and size, But there are no underpants in space, so here's a big surprise . . . A vibrant and zany new edition of Claire Freedman and Ben Cort's hilarious, internationally bestselling picture book.

With a madcap, rhyming story about aliens getting up to all kinds of adventures wearing all kinds of undies, you'll laugh your pants off!