When Zac Efron hosted Saturday Night Live in Season 34, he reprised his role as High School Musical 's Troy Bolton in a hilarious imagining of High School Musical 4.

Zac Efron, who skyrocketed to fame as Troy Bolton in the "HSM" franchise, noticed the tribute and gave his stamp of approval on Instagram, writing, "Nailed it!!" Go Behind-The-Scenes With The Vikings ...