Sound check was great. It went really well. I was really excited, during changeover and the ad break, the microphones fell onto the piano strings, which is what the guitar noise was – some people thought it was [ Justin ] Bieber rehearsing but it wasn't him. We’re on great terms, Ellen DeGeneres said. And it just kind of put the whole thing off, really. Ellen DeGeneres knew Ellen DeGeneres performance was not going well, Ellen DeGeneres said.