Rihanna is the executive producer in this search for the next generation of designer talent. Henry Holland, Nicola Roberts and Lysa Cooper are mentors on the show.
The hopefuls are set some briefs by two sets of A-list clients this week.
Girl band, Little Mix set the brief and have a twist for the young designers this week. They're put into two teams and go head-to-head to create the best set of ensembles.
The judges watch on as the designers get to grips with a brief set by singer Katy B.
Guest Stars: Katy B
The Saturdays are in the design studio to set the challenge this week. The judges are the fashion police reprimanding offending outfits.
The Scissor Sisters challenge the designers to make some show-stopping outfits for singers Ana Matronic and Jake Shears.
Cheryl Cole shakes up the design studio this week with her task.
Katy Perry takes the the designers to New York City to look at the outfits they've created especially for her.
The semi-finalists have to create a cutting-edge collection for Little Boots, Tinchy Stryder and Nicola Roberts.
Rihanna sets the final task and crowns the Styled to Rock winner before she wears their creation in front of 65,000 fans on stage.