The pop star also treated the actor's children, Lily-Rose and Jack, to hang out with him before the show started.
Justin Bieber met two superfans at his show in Miami, Florida on Saturday, December 18 - Johnny Depp's children. The "Baby" hitmaker was performing at the city's American Airlines Arena over the weekend and Depp took his two kids Lily-Rose and Jack to the gig.
And the actor thrilled the youngsters by arranging for them to go backstage to meet their idol before his performance, according to the New York Post's gossip column Page Six. A source tells the publication, "Depp brought his two kids and they hung out for a while before the show."
Bieber then acknowledged his star guest during the concert, shouting out, "What do you think Johnny Depp would want me to play?"