VIDEO: Cast of HBO's GAME OF THRONES Sings Show's Theme Song

At the recent L.A. premiere of HBO's Game of Thrones Season 3, MTV challenged cast members to give their best shot at singing the show's theme song. Check out the video and see if you think the series is ready to head to Broadway!

The Season 3 premiere airs on the cable network on March 31st, 2013. Based on the novels of George R.R. Martin, the third season is said to adapt events from "A Storm of Swords."

The cast includes Emmy and Golden Globe winner Peter Dinklage, Michelle Fairley, Lena Headey, Emilia Clarke, Nikolaj Coster-Waldau, Aidan Gillen, Iain Glen, Kit Harington, Richard Madden, Maisie Williams, Isaac Hempstead Wright, Sophie Turner, Jack Gleeson and Alfie Allen.