Jessica Simpson to Judge Season Finale of Project Runway

Jessica Simpson is on fire! She has a new man in her life, she's launching a new denim line and she's going to appear on Project Runway!

Jess will host the season finale of Project Runway alongside Heidi Klum, Michael Kors and Nina Garcia.

Jess appeared on the runway in NYC's Lincoln Center on Thursday for the taping of the season finale's fashion show looking oh-so fabulous in a sparkly Michael Kors mini dress and YSL heels.

Also on hand at the show: Jordin Sparks, model Tyson Beckford, Jamie-Lynn Sigler, designer Betsey Johnson and Jay Manuel.

“Project Runway” airs at 9 PM on Thursdays on Lifetime. Make sure to tune in for Jess' big debut!