We've got backstage photos from Sunday's 55th annual Grammy Awards at the Staples Center in Los Angeles, where music's brightest stars converged for an evening of pageantry and performance.
Ryan tweeted, "We be on our suit and tie. @jtimberlake #grammys #greengoesglam #eredcarpet."
New sensations met longtime legends when Sir Elton John and fellow Englishman Ed Sheeran posed for a shot in advance of their collaboration later in the event; and Carrie Underwood posed with the great Bonnie Raitt.
Other backstage snaps included The Voice's Keith Urban with wife Nicole Kidman; Call Me Maybe singer Carly Rae and Melissa Etheridge; Sting and his longtime wife Trudie Styler; rap standouts Wiz Khalifa and Nas; and Adele, Pitbull and Jennifer Lopez.