Martha Plimpton Teases Her ‘Frozen 2’ Song That She Can’t Wait for People to Hear

PeopleTV is live from the red carpet of the 'Frozen 2' premiere, with the film's stars Kristen Bell, Idina Menzel, Josh Gad, Jonathan Groff, Sterling K. Brown, Evan Rachel Wood, Martha Plimpton, Jason Ritter and more!