It's official! Ariana Grande and Justin Bieber are working on a duet together! After The iHeart Radio Awards, Bieber posted a picture of the two in the studio on his instagram writing #arianabieberduet. 

 

Photo Credit - Justin Bieber Instagram

After this little tease photo went up, Ariana confirmed the rumor to the delight of Ariana and Bieber fans everywhere! What do you guys think? Are you excited??

Did you see Ariana's cover of this Whitney song??