57. gala nagród Grammy

Madonna arrives at the 57th annual Grammy Awards at the Staples Center on Sunday, Feb. 8, 2015, in Los Angeles. (Photo by Jordan Strauss/Invision/AP),...

Rihanna arrives at the 57th annual Grammy Awards at the Staples Center on Sunday, Feb. 8, 2015, in Los Angeles. (Photo by Jordan Strauss/Invision/AP),...

Kanye West performs at the 57th annual Grammy Awards on Sunday, Feb. 8, 2015, in Los Angeles. (Photo by John Shearer/Invision/AP), APTOPIX

Ariana Grande wears a Versace gown as she arrives at the 57th annual Grammy Awards at the Staples Center on Sunday, Feb. 8, 2015, in Los Angeles. (Pho...

Beyonce performs at the 57th annual Grammy Awards on Sunday, Feb. 8, 2015, in Los Angeles. (Photo by John Shearer/Invision/AP), APTOPIX

Beck, left, and Chris Martin perform at the 57th annual Grammy Awards on Sunday, Feb. 8, 2015, in Los Angeles. (Photo by John Shearer/Invision/AP), AP...

Chris Martin performs at the 57th annual Grammy Awards on Sunday, Feb. 8, 2015, in Los Angeles. (Photo by John Shearer/Invision/AP), APTOPIX

William Phillips, from left, James Napier and Sam Smith accept the award for song of the year for "Stay With Me" at the 57th annual Grammy Awards on S...

Pharrell Williams performs at the 57th annual Grammy Awards on Sunday, Feb. 8, 2015, in Los Angeles. (Photo by John Shearer/Invision/AP), APTOPIX

Gwen Stefani, left, and Adam Levine perform at the 57th annual Grammy Awards on Sunday, Feb. 8, 2015, in Los Angeles. (Photo by John Shearer/Invision/...

Sam Smith accepts the award for song of the year for "Stay With Me" at the 57th annual Grammy Awards on Sunday, Feb. 8, 2015, in Los Angeles. (Photo b...

Kristen Wiig performs as Sia sings "Chandelier" at the 57th annual Grammy Awards on Sunday, Feb. 8, 2015, in Los Angeles. (Photo by John Shearer/Invis...

Eric Church performs at the 57th annual Grammy Awards on Sunday, Feb. 8, 2015, in Los Angeles. (Photo by John Shearer/Invision/AP), APTOPIX

Paul McCartney, from left, Rihanna, and Kanye West perform at the 57th annual Grammy Awards on Sunday, Feb. 8, 2015, in Los Angeles. (Photo by John Sh...

Katy Perry performs at the 57th annual Grammy Awards on Sunday, Feb. 8, 2015, in Los Angeles. (Photo by John Shearer/Invision/AP), APTOPIX

Lady Gaga poses in the press room with the award for best traditional pop vocal album for "Cheek to Cheek" at the 57th annual Grammy Awards at the Sta...

Rihanna, left, and Kanye West perform at the 57th annual Grammy Awards on Sunday, Feb. 8, 2015, in Los Angeles. (Photo by John Shearer/Invision/AP), A...

Gwen Stefani, left, and Adam Levine perform at the 57th annual Grammy Awards on Sunday, Feb. 8, 2015, in Los Angeles. (Photo by John Shearer/Invision/...

Miranda Lambert performs at the 57th annual Grammy Awards on Sunday, Feb. 8, 2015, in Los Angeles. (Photo by John Shearer/Invision/AP), APTOPIX

Sam Smith accepts the award for best new artist at the 57th annual Grammy Awards on Sunday, Feb. 8, 2015, in Los Angeles. (Photo by John Shearer/Invis...

Iggy Azalea wears an Armani Prive dress at the 57th annual Grammy Awards at the Staples Center on Sunday, Feb. 8, 2015, in Los Angeles. (Photo by Jord...

Rihanna arrives at the 57th annual Grammy Awards at the Staples Center on Sunday, Feb. 8, 2015, in Los Angeles. (Photo by Jordan Strauss/Invision/AP),...

Sam Smith accepts the award for best new artist at the 57th annual Grammy Awards on Sunday, Feb. 8, 2015, in Los Angeles. (Photo by John Shearer/Invis...

Gwen Stefani arrives at the 57th annual Grammy Awards at the Staples Center on Sunday, Feb. 8, 2015, in Los Angeles. (Photo by Jordan Strauss/Invision...

Sia, right, and Maddie Ziegler arrive at the 57th annual Grammy Awards at the Staples Center on Sunday, Feb. 8, 2015, in Los Angeles. (Photo by Jordan...

Big Sean, left, and Ariana Grande arrive at the 57th annual Grammy Awards at the Staples Center on Sunday, Feb. 8, 2015, in Los Angeles. (Photo by Jor...

Madonna arrives at the 57th annual Grammy Awards at the Staples Center on Sunday, Feb. 8, 2015, in Los Angeles. (Photo by Jordan Strauss/Invision/AP),...

LOS ANGELES, CA - FEBRUARY 8: AC/DC performs onstage at the 57th Annual Grammy Awards at Staples Center on February 8, 2015 in Los Angeles, California...

LOS ANGELES, CA - FEBRUARY 8: Lady Gaga performs onstage at the 57th Annual Grammy Awards at Staples Center on February 8, 2015 in Los Angeles, Califo...

LOS ANGELES, CA - FEBRUARY 8: Annie Lennox performs onstage at the 57th Annual Grammy Awards at Staples Center on February 8, 2015 in Los Angeles, Cal...

LOS ANGELES, CA - FEBRUARY 8: AC/DC performs onstage at the 57th Annual Grammy Awards at Staples Center on February 8, 2015 in Los Angeles, California...

LOS ANGELES, CA - FEBRUARY 8: Annie Lennox performs onstage at the 57th Annual Grammy Awards at Staples Center on February 8, 2015 in Los Angeles, Cal...

LOS ANGELES, CA - FEBRUARY 8: Annie Lennox performs onstage at the 57th Annual Grammy Awards at Staples Center on February 8, 2015 in Los Angeles, Cal...

LOS ANGELES, CA - FEBRUARY 8: AC/DC performs onstage at the 57th Annual Grammy Awards at Staples Center on February 8, 2015 in Los Angeles, California...

LOS ANGELES, CA - FEBRUARY 8: Sam Smith (L) and Taylor Swift speak onstage at the 57th Annual Grammy Awards at Staples Center on February 8, 2015 in L...

LOS ANGELES, CA - FEBRUARY 8: Madonna performs onstage at the 57th Annual Grammy Awards at Staples Center on February 8, 2015 in Los Angeles, Californ...

LOS ANGELES, CA - FEBRUARY 8: Madonna performs onstage at the 57th Annual Grammy Awards at Staples Center on February 8, 2015 in Los Angeles, Californ...

LOS ANGELES, CA - FEBRUARY 8: Madonna performs onstage at the 57th Annual Grammy Awards at Staples Center on February 8, 2015 in Los Angeles, Californ...

LOS ANGELES, CA - FEBRUARY 8: Madonna performs onstage at the 57th Annual Grammy Awards at Staples Center on February 8, 2015 in Los Angeles, Californ...

LOS ANGELES, CA - FEBRUARY 8: Madonna performs onstage at the 57th Annual Grammy Awards at Staples Center on February 8, 2015 in Los Angeles, Californ...

LOS ANGELES, CA - FEBRUARY 8: Madonna performs onstage at the 57th Annual Grammy Awards at Staples Center on February 8, 2015 in Los Angeles, Californ...

LOS ANGELES, CA - FEBRUARY 8: Madonna performs onstage at the 57th Annual Grammy Awards at Staples Center on February 8, 2015 in Los Angeles, Californ...

LOS ANGELES, CA - FEBRUARY 8: Madonna performs onstage at the 57th Annual Grammy Awards at Staples Center on February 8, 2015 in Los Angeles, Californ...

LOS ANGELES, CA - FEBRUARY 8: Sam Smith speaks onstage at the 57th Annual Grammy Awards at Staples Center on February 8, 2015 in Los Angeles, Californ...

LOS ANGELES, CA - FEBRUARY 8: Beck speaks onstage at the 57th Annual Grammy Awards at Staples Center on February 8, 2015 in Los Angeles, California. C...

LOS ANGELES, CA - FEBRUARY 8: Beyonce (L) and Smokey Robinson speak onstage at the 57th Annual Grammy Awards at Staples Center on February 8, 2015 in...

LOS ANGELES, CA - FEBRUARY 8: AC/DC performs onstage at the 57th Annual Grammy Awards at Staples Center on February 8, 2015 in Los Angeles, California...

LOS ANGELES, CA - FEBRUARY 8: Beyonce speaks onstage at the 57th Annual Grammy Awards at Staples Center on February 8, 2015 in Los Angeles, California...

LOS ANGELES, CA - FEBRUARY 8: Beyonce speaks onstage at the 57th Annual Grammy Awards at Staples Center on February 8, 2015 in Los Angeles, California...

LOS ANGELES, CA - FEBRUARY 8: Ed Sheeran performs onstage at the 57th Annual Grammy Awards at Staples Center on February 8, 2015 in Los Angeles, Calif...