Shrek (Mike Meyers) has been chosen to rule the land of Far, Far Away when Fionna's father King Harold (John Cleese) wants to step down with his queen (Julie Andrews). Shrek wants to stay in his swamp, so with the help of Donkey (Eddie Murphy) and Puss in Boots (Antonio Banderas) , he must attempt to groom prince Artie (Justin Timberlake) to step in. Meanwhile, Fionna (Cameron Diaz) recruits her fairytale princess girlfriends to foil the jilted Prince Charming (Rupert Everett) proving that even in fairy tales, girls still kick butt. Merlin (Eric Idle) and Doris (Larry King) also make an appearance.