Macklemore & Ryan Lewis and Taylor Swift have been added to the A-list roster of performers who will take the stage at the upcoming 56th annual Grammy Awards. [article id="1718662"]Seven-time nominees[/article] Mack & Lewis will be making their Grammy debut on the January 26 show, while four-time nominee Swift is back again after putting on a [article id="1701700"]circus-like extravaganza[/article] at last year's awards.

They'll be joined by a roster of other big names that will play on the broadcast, including Paul McCartney and Ringo Starr, who are on hand to receive a Recording Academy Lifetime Achievement Award for their work with the Beatles.

Surprise [article id="1718803"]Album of the Year[/article] nominee Sara Bareilles will get together with pop legend Carole King in her Grammy debut on the same night that country upstart Kacey Musgraves will play the big stage for the first time. Shockingly, it will also be Starr's first time rocking the Grammys.

Other just-revealed performers include John Legend and Keith Urban, who join a previously announced list that features Daft Punk with Nile Rodgers, Pharrell Williams and Stevie Wonder, Kendrick Lamar with Imagine Dragons, Lorde, Metallica with classical pianist Lang Lang, Katy Perry, Pink with Fun.'s Nate Ruess, Robin Thicke with veteran soft rockers Chicago and country icon Merle Haggard jamming with Kris Kristofferson, Willie Nelson and Blake Shelton.