Justin Bieber Surprises Ariana Grande's Concert Audience (VIDEO)

Justin Bieber took the stage for a surprise appearance during Ariana Grande's "Honeymoon Tour" show on Saturday night in Miami, Florida. 




"Had fun with u Ariana, even tho I forgot all the words haha," Bieber, 21, captioned the shot on his Instagram account.

"Great night. Loved being back on stage. Miami I'm not done yet…" Justin tweeted.






Bieber sang three tracks with Grande - his songs "All That Matters" and "As Long As You Love Me" as well as her big hit "Love Me Harder."

Check out the video below…
 
 

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