Mariah Carey fans got the shock of a lifetime when they were treated to a sing-a-long ride with the songstress.
Handpicked fans were surprised when their favorite singer joined them on the TRL elevator at the MTV studios for a dream karaoke session.
Mariah was met with screams of “Queen” and “Justice for Glitter.”
Watch the full video below:
Which artist would you love to karaoke with?