What do How I Met Your Mother star Neil Patrick Harris, The Monkees’ Micky Dolenz and Hollywood’s Michael Keaton and Steve Van Zandt of the E Street Band and Sopranos fame all have in common? If your answer is “They Wanna Rock!” you are totally awesome. The celebs all recently checked out Rock of Ages at the Brooks Atkinson Theatre and then headed backstage to congratulate the raddest cast on the Great White Way. Take a look!