Hosted by television personality Alexa Chung, each episode of "24 Hour Catwalk" gives four talented designers the chance to compete to create their own collection... in just one day. After a first cut challenge and elimination that will test their innovation and aesthetic, the competition whittles down to two, each tasked with creating a themed collection for their own star-studded runway show. Contestants will be on pins and needles when they, along with help of "24 Hour Catwalk's" talented and opinionated sewing team, must prepare to showcase their three-piece collection to the program