Episode Detail: RuPocalypse Now! - RuPaul's Drag Race Season 4 premiere: Thirteen new queens begin their quests for the title of 'America's Next Drag Superstar,' but first must survive drag zombies and the end of the world. Elvira, Mistress of the Dark, is the guest judge on the opener.

NBA alums Rick Fox and John Salley are the guest judges for an episode with a women's-wrestling theme.

The queens make commercials for RuPaul's albums 'Glamazon' and 'Champion.' Amber Riley ('Glee') and Natalie Cole are the guest judges.

The queens act in a sitcom set in a jail.

The queens do celebrity impersonations on a TV game show. Guest judges include Loretta Devine and comedian Ross Mathews.

The dolls design ship-shaped parade floats for a pride-filled runway extravaganza. With extra special guest judges Kelly Osbourne and NCIS' Pauley Perrette.

The queens launch their own magazines. Regina King and country star Pam Tillis are the guest judges.

The guys team up with their best 'frenemies' for runway duets. Guests include Pamela Anderson and Jennifer Tilly.

The queens campaign and debate as they vie to become the 2012 Wig Party candidate. Sex-advice columnist Dan Savage and Absolut vodka spokesman Jeffrey Moran are the guest judges.

The queens team up with dads for a drag-runway makeover. Jesse Tyler Ferguson and Jennifer Love Hewitt are the guest judges.

One queen maligns another in front of the judges, and the slighted queen is furious.

A look back on the highlights, low-lights, and previously unseen footage from the season as we race toward the climactic grand finale!

The last three queens face their final challenges: acting in a scene with RuPaul and shooting the music video for his next single.

See who took home the crown and the title of 'America's Next Drag Superstar' on the reunion.