Wait, was that just a Wicked song playing on the radio? Your ears aren’t deceiving you—British singer Mika and Broadway vet Ariana Grande are all over the airwaves with their new hit “Popular Song,” based on Glinda’s super-catchy makeover tune from the blockbuster musical. Well, it just so happens that the Broadway cast of Wicked knows about popular, so they recorded a silly lip dub of Mika’s record in honor of the musical’s 10th anniversary. Click below to see stars Lindsay Mendez, Alli Mauzey and more have some fun with the new song, then check out Mendez’s latest episode of Fly Girl for behind-the-scenes footage of the shoot! So let's start, 'cause we've got an awfully long way to gooo...