Willow Smith pranked by Justin Bieber - see video
Willow Smith was recently pranked by Justin Bieber, who dashed on stage at a UK concert with a cowbell as she sang her hit song "Whip My Hair."
The 10-year-old daughter of Will Smith and Jada Pinkett Smith is currently on tour with Bieber, a 17-year-old pop star whose new documentary "Never Say Never," has become a box office smash.
Willow Smith, donning long, neon yellow extensions in her hair, appeared unbothered by the singer's stunt at the concert in Manchester but later Tweeted: "My big brother's Justin and Jaden pranked me on stage tonight...#payback!!!"
Check out a fan-made video of Justin Bieber crashing Willow Smith's performance below.