Mod Sun Talks Collaborating With Girlfriend Avril Lavigne and Travis Barker on New Tour (Exclusive)

ET spoke with Mod Sun ahead of his ‘Internet Killed the Rockstar’ tour about collaborating with girlfriend Avril Lavigne and Travis Barker. The singer also talks touring with Machine Gun Kelly, Tyler Posey and Girlfriends, and reveals if he and Avril double date with MGK and Megan Fox.