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LOS ANGELES, CA - MARCH 11: Model Heidi Klum and Singer Gwen Stefani in the green room at Nickelodeon's 2017 Kids' Choice Awards at USC Galen Center on March 11, 2017 in Los Angeles, California. (Photo by Charley Gallay/KCA2017/Getty Images for Nickelodeon)

LOS ANGELES, CA - MARCH 11:  Model Heidi Klum and Singer Gwen Stefani  in the green room at Nickelodeon's 2017 Kids' Choice Awards at USC Galen Center on March 11, 2017 in Los Angeles, California.  (Photo by Charley Gallay/KCA2017/Getty Images for Nickelodeon)