Music

LL Cool J,  Host of the 55 Grammy Awards 

The star-studded performance lineup for the 55th Annual GRAMMY Awards had a bit of everything — the music comeback of a six-time GRAMMY winner, first-time artist collaborations, a tribute to an American legend, GRAMMY debuts, and generous sides of country, rock, pop, and hip-hop. Plus, the GRAMMYs are guaranteed to be cool with two-time GRAMMY-winning artist/actor LL Cool J serving as host.  It's a lot to keep track of, so we've compiled a handy alphabetical guide to artists who will be taking the GRAMMY stage. Of course, be sure to stay logged on to GRAMMY.com and follow our liveblog to complement your GRAMMY experience and join the conversation.  And the performers for the 55th GRAMMY Awards are:

Travis Barker, Chuck D, LL Cool J, Tom Morello, and DJ Z-Trip Dierks Bentley and Miranda Lambert  

The Black Keys

Zac Brown, T Bone Burnett (as musical director), Alabama Shakes' Brittany Howard, Elton John, Mumford & Sons, and Mavis Staples, who will pay tribute to the late Levon Helm of the Band  Stanley Clarke, Chick Corea and Kenny Garrett in tribute to Dave Brubeck 

Kelly Clarkson  

Dr. John and the Preservation Hall Jazz Band with the Black Keys Fun 

Elton John with Ed Sheeran, performing together live for the first time

Juanes

Alicia Keys and Maroon 5,

The Lumineers

Bruno Mars, Rihanna, and Sting

Miguel and Wiz Khalifa

Mumford & Sons

Frank Ocean

Rihanna

Taylor Swift

Justin Timberlake

Carrie Underwood

Jack White