Guest Judges For Season Six Include Catherine Zeta-Jones, Whoopi Goldberg, Dita Von Teese, Jesse Tyler Ferguson, Olivia Culpo, RuPaul, Kelly Osbourne, etc.

Designers tear, dye and burn to create distressed fashion for a post-apocalyptic runway. Danielle Brooks guests.

Designers pair up to create fashion inspired by food and wine pairings. Whoopi Goldberg joins the judges for All Stars' first ever double elimination.

In the notorious Unconventional Challenge, designers use all types of balls to create modern-day "ball gowns".

Designers create looks to celebrate a woman's inner superhero. Supermodel Karolina Kurkova guests.

Betty Boop joins Alyssa on the runway to challenge the designers to create young, chic Hollywood looks.Rebecca Minkoff guests.

RuPaul and Jesse Tyler Ferguson join the judging panel for a spectacular avant-garde runway.

Isaac Mizrahi's exhibit serves as inspiration for colorful party looks. Legendary supermodel Carmen Dell'Orefice is a guest judge.

Zac Posen invites the designers into his personal studio to gather material for red carpet looks that showcase a signature technique. Zac Posen and Rosie Perez guest judge.

Designers face off against one another to create performance wear for a music superstar. Olivia Culpo guests.

Nina Garcia challenges the designers to create resort wear inspired by different Candy Crush lands. Nina Garcia and Kelly Osborne guest judge.

At the Smithsonian in Washington, DC, designers are challenged to create 6-piece collections. A surprise runway sends one designer home early. Dita Von Teese guests.

The final three designers race to create seven-piece collections that make their mark in fashion history; guest judges Catherine Zeta-Jones and Zac Posen.