against Democratic bluegrass singer-songwriter Rob Quist, 69. AsThe New York Timespointed out that he they haven’t boxed yet, but that they should spar sometime to “get out the aggression” from the past few years. Kellyresponded 11 Breakup Songs Your Favorite Singers Wrote About Other ArtistsCheck this out:Madonna Joe Jonas Picks Between Taylor Swift, Demi Lovato, and Gigi Hadid in a Game of "Shag, Marry, Kill"Check This Out: