Project Runway: All-Star Challenge is a special episode of the popular reality TV show Project Runway.
The episode features eight former contestants from previous seasons of the show competing against each other in a series of challenges.
These challenges test their design skills, creativity, and ability to work under pressure.
The winner of the All-Star Challenge receives a cash prize and the title of "Ultimate Project Runway All-Star."
The episode is filled with drama, tension, and fierce competition as the designers battle it out to prove they are the best of the best.