. Subscribe NOW to The Tonight Show Starring Jimmy Fallon: http://bit.ly/1nwT1aN Watch The Tonight Show Starring Jimmy Fallon Weeknights 11:35/10:35c Get more Jimmy Fallon: Follow Jimmy: http://Twitter.com/JimmyFallon Like Jimmy: https://Facebook.com/JimmyFallon Get more The Tonight Show St Chris Hemsworth Debuts Fat Thor Singing Johnny Cash http://www.youtube.com/fallontonight #FallonTonight #ChrisHemsworth #JimmyFallon