The 2015 Grammy Awards just got a little more country.

A new round of performers was announced Wednesday morning (Feb. 4), including a very special performance from newcomer Brandy Clark and country veteran Dwight Yoakam. Clark is nominated for Best Country Album for her critically acclaimed debut, '12 Stories,' as well as in the all-genre category of Best New Artist. She will be making her Grammys performing debut.

Other acts announced Wednesday include Beck with Chris Martin, nominees Mary J. Blige and Sam Smith in a duet, previous winners Herbie Hancock, John Mayer and Questlove in a special performance with nominee Ed SheeranJeff Lynne's ELO, set to perform with Sheeran, and nominee Sia.

They join a previously revealed slate of performers that includes Miranda Lambert, Eric Church, Common and John Legend, Usher, Pharrell Williams, AC/DC, Ariana Grande and Madonna.

The 57th annual Grammy Awards will air live from the Staples Center in Los Angeles on Sunday, Feb. 8 on CBS.

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