They perform "You Got It Bad" together in ATL.
Bieber began performing Usher's "You Got It Bad" with only a piano before his famous friend took the stage. Watch below:
Not so fast, Usher also performed “I Don’t Mind” and “U Don’t Have To Call.”
Justin Bieber's music mentor made a surprise appearance at JB's latest Purpose concert in Atlanta on Wednesday.Way back when, Usher decided to help mold little Justin Bieber into a superstar. He offered advice on venturing through the scary world of superstardom while coaching the youngster on how to maintain his unique tone of voice. A few legal cases and a bunch of No. 1s later, Bieber and Usher reunited on stage to show concert-goers it's still all love.
Love u too bro https://t.co/Us1rrqTVVv— Justin Bieber (@justinbieber) April 14, 2016