Grammys Awards 2015 -- Beck & Chris Martin Performed "Heart Is A Drum"

Beck chante "Loser" à We Love Green

Grammys Awards 2015 -- Pharrell Performs "Happy"

Grammys Awards 2015 -- Gwen Stefani & Adam Levine Performed "My Heart Is Open"

Grammys Awards 2015 -- Sia, Maddie Ziegler, & Kristen Wiig Perform Chandelier

Grammys Awards 2015 -- Rihanna, Kanye West, & Paul McCartney Perform "FourFiveSeconds"

Grammys Awards 2015 -- AC/DC Performs A Medley of Their Songs

Grammys Awards 2015 -- Ed Sheeran Performs Thinking Out Loud With John Mayer

Grammys Awards 2015 -- Ariana Grande Performs "Just A Little Bit Of Your Heart"

Grammy Awards 2015 - Tony Bennett & Lady Gaga Performancce

Grammys Awards 2015 -- Hozier & Annie Lennox Perform

Katy Perry 'By The Grace Of God - 2015 Grammy Awards

Grammy Awards 2015 - Beyoncé "Take my Hand & Precious Lord"

Grammys Awards 2015 -- Miranda Lambert Performs "Little Red Wagon"

Grammys Awards 2015 - Rihanna ft. Kanye West & Paul McCartney - "Four Five Seconds"

Grammys Awards 2015 -- Katy Perry Performs "By The Grace of God"

Grammy - Ariana Grande "Just A Little Bit Of Your Heart"

Grammys Awards 2015 -- Usher Performs If It's Magic

Grammys Awards 2015 -- Jessie J and Tom Jones Perform "You've Lost That Lovin' Feeling"

Grammy Awards 2015 - Madonna - "Living For Love" (LIVE)

Kanye West Pulls Taylor Swift VMA Interruption At Grammys Awards 2015

Grammy Awards 2015 - Kanye West 'Only One'

Grammy Awards 2015 - John Legend & Common Performance

Grammys Awards 2015 -- Kanye West Performs "Only One"

Jamie Foxx & Chris Brown Perform "You Changed Me" at iHeartRadio Music Awards

Grammys Awards 2015 -- Madonna Performs "Living For Love"