John Prine with Kacey Musgraves at Fox Theatre

John Prine is an American country/folk singer-songwriter. He has been active as a composer, recording artist, and live performer since the early 1970s.

Kacey Lee Musgraves (born August 21, 1988) is an American country music singer and songwriter. She self-released three albums before appearing on the fifth season of the USA Network's singing competition Nashville Star in 2007, where she placed seventh. She signed to Mercury Nashville in 2012 and has released two critically acclaimed albums on the label, Same Trailer Different Park (2013) and Pageant Material (2015).