Is she or isn’t she a diva?

Hmmm…her alleged backstage tantrums can’t seem to go away, but whether or not they’re true, there’s no denying Ariana Grande impact on pop music this year. With several singles in the top 10, Big Sean’s new boo shows no signs of slowing down.

Clad in a red sparkly Prabal Gurung dress, Grande covers Instyle december issue. Check out the haute pics below.