Question: Who rejoined the Backstreet Boys who was also inducted into the Kentucky Music Hall in April 10, 2015?
Sentence (from "Backstreet Boys discography"): The discography of American pop vocal group Backstreet Boys consists of eight studio albums, 28 singles, one live album, three compilation albums and 25 music videos. Formed in Orlando, Florida in 1993, the group consists of Nick Carter, Brian Littrell, Kevin Richardson, A. J. McLean and Howie Dorough.
Relevant evidence: No