Fourteen-time Grammy winner Alicia Keys and current nominees Maroon 5 will join together for a special performance at this year's Grammys. As we previously noted, current nominee Frank Ocean will also perform. Presenters will include current Grammy nominees Carly Rae Jepsen and Katy Perry, as well as actors Kaley Cuoco and Neil Patrick Harris, five-time winner Faith Hill and three-time winner Tim McGraw, as well as four-time Grammy winner Keith Urban.

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