You've heard the gossip, you've seen the dresses, and now it's time to watch the performances. From Sam Smith to Ariana Grande, Sia (featuring Kristen Wiig) to Madonna, here are the most talked-about performances from the 2015 GRAMMY Awards…
Rihanna, Kanye West & Sir Paul McCartney, FourFive Seconds
Sia (featuring Kristen Wiig), Chandelier
Madonna, Living For Love
Beyoncé, Take my Hand & Precious Lord
John Legend & Common, Glory
Pharrell Williams & Lang Lang, Happy
Tom Jones & Jessie J, You've Lost That Loving Feeling
Annie Lennox & Hozier, I Put a Spell On You
Ed Sheeran, Thinking Out Loud
Miranda Lambert, Little Red Wagon
Adam Levine & Gwen Stefani, My Heart is Open
Sam Smith & Mary J. Blige, Stay With Me
Ariana Grande, Just A Little Bit Of Your Heart
Katy Perry, By The Grace Of God
Lady Gaga & Tony Bennett, Cheek to Cheek
