Guess Who This Mean-Muggin’ Kiddo Turned Into!

Before this cool lookin’ kid with shaggy hair was singin’ around town and acting on the big screen, he was just dilly dallying in England — until he became a child actor on Disney’s “The Lodge” — and playing musical instruments like drums, piano, and the guitar …

He’s collaborated with some of beat’s biggest stars — Machine Gun Kelly and Avril Lavigne just to namedrop a couple …

He’s such a rockstar that once you go to his awesome rock shows you’ll be saying, “I think I’m Okay!”

Can you guess who he is?