The supermodel and designer will join the fashion competition show as host and mentor, respectively.
Gigi Hadid and five-months-pregnant model Lily Aldridge were among the Hollywood A-listers to hit the runway.
The designer talks Emmys, Project Runway news and what inspired him for this latest collection.
Get your hands on the gorgeous sneakers and sandals straight from the runway.
The couple has been together a total of 11 years.
Only ET was invited along for a styling session with the singer and the designer. Sugarland's 'Still the Same Tour' kicks off May 25.
The designer exclusively took ET behind the scenes of his runway show, and he's spilling the details on some of his own celebrity looks.
