Likely working in its favor: host network CBS strived to bridge generations (and capture a broader audience) with a series of duets, including Lady Gaga and Elton John and Taylor Swift and Stevie Nicks, as well as a 3-D tribute to the late Michael Jackson.

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Grohl will also be playing with his latest project, Sound City Players, which, against all logic, brings together artists ranging from Rick Springfield and Stevie Nicks to Creedence Clearwater Revival's John Fogerty to members of Slipknot, Fear and Rage Against the Machine.

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In April, Nicks and Buckingham will join drummer Mick Fleetwood and bassist John McVie for their first tour in three years.

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