The hitmaker has said she wants country singer/rapper Jelly Roll to take her place alongside fellow judges Luke Bryan and Lionel Richie on the ABC singing competition when she leaves at the end of the season. Katy told E! News on Monday night, "I gotta say Jelly Roll was crazy when he came on the show. I was convinced at anything he said. He could run for president, he could be my pastor, I might go back to church for him. He could sell me anything. So I love him…”