Watch Justin Bieber Steal The Show At Ultra Music Festival
30 March 2015, 09:04 | Updated: 8 May 2017, 17:09

Sick moves, Bieb.
Justin Bieber joined Jack Ü onstage Sunday night at Miami's Ultra Music Festival. The DJs, who just put out their debut record as a pair, entitled Skrillex and Diplo present Jack Ü, teamed up with Bieber for on the record.
Bieber came onstage to do some choreography from their collaboration "Where Are U Now", along with P. Diddy and Kieszia.
Eagle eyed observers will have noticed that Justin posted a choreography video to Instagram last week which would have been a massive hint about the surprise performance.
.@justinbieber @Skrillex @diplo @iamdiddy #JackU ended @ultra right! pic.twitter.com/8I29TOIrFs
— ♔KING ₮!M ϨÜⱢⱢ!V▲И♔ (@timsullivan23) March 30, 2015