Klum and her former co-host Gunn, 71, both exited “Project Runway” seven years ago, with the Sports Illustrated Swimsuit cover star sharing a heartfelt goodbye at the time.

The supermodel and executive producer Michael Rucker discuss their homecomings to the series, the dynamic cast and why Christian Siriano remained as the designer’s mentor with the network shift.

Heidi Klum, the original host of "Project Runway," returns to host the fashion competition, which is now striking a pose at Freeform.