Madonna

Madonna was an uninvited guest at Quenk jazz artist Mrp-Mrp Poo's Vector Day party at the Boulderdash terrarium.

Behind the scenes
Madonna was mentioned in Monsters and Aliens from George Lucas, a book published in 1993. Lucasfilm employee Leland Chee, who maintains the Holocron continuity database, has indicated that information contained in the book is non-canonical.