Country singer-songwriter Hunter Hayes and The Who have been added to the Grammy nominations concert, which airs 10 p.m. Wednesday on CBS.
A special Johnny Cash tribute will also be performed by The Band Perry and Dierks Bentley, which THR reported early Thursday.
They join previously announced performers Maroon 5, Luke Bryan, fun. and Ne-Yo. NCIS: Los Angeles star LL Cool J and six-time Grammy winner Taylor Swift return to co-host the one-hour special.
Nominations in several categories will take place for the first time from Nashville's Bridgestone Arena. The nominations concert is produced by AEG Ehrlich Ventures, LLC. Ken Ehrlich is executive producer, with LL Cool J producing.
Following the telecast, attendees will get a one-hour concert by Maroon 5.
The 55th annual Grammy Awards will take place live from Staples Center on Feb. 10.