According to letters discovered and included in Prince's new memoir, the legendary artist/musician was not a fan of music from some of today's pop stars, two in particular, Katy Perry and Ed Sheeran. In the book he is quoted as saying: “We need to tell them that they keep trying to ram Katy Perry and Ed Sheeran down our throats and we don’t like it no matter how many times they play it,” The memoir called “The Beautiful Ones,” is out now.