Spice Girls singer Mel C joined the West End School of Rock – The Musical on Thursday for a surprise encore performance of her former group's 1996 hit "Wannabe" at the New London Theatre.
The production's all-kid cast of musicians, along with leading man David Fynn, opened the guitar-oriented take on "Wannabe"
This article originally appeared on www.rollingstone.com: Watch Mel C Perform Spice Girls’ ‘Wannabe’ With ‘School of Rock’