Blake Shelton on Trying to Impress GF Gwen Stefani
Josh Groban Plays Word Association Game!
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Adele, Lionel Richie
Big Sean's New Song Is About…
Shawn Mendes, Camila Cabello
Opening Act Performance: Jason Mraz and Jono
Kelly Clarkson Compares "Duets" To "Idol"
Amy Poehler, Jack Black, The Rose
Harry Styles, Meghan Trainor
Justin Bieber, Cody Simpson, Home to Mama