The band started things with the American Idiot deep cut “Last Night on Earth” and welcomed special guest Billie Eilish to perform onstage with them. “I’m here to honor you,” they sang ...

Kelly Clarkson and Billie Eilish should stick together. The Grammy-winning American Idol alum performed a cover of Eilish's Grammy-nominated hit "Birds of a Feather" for the daily Kellyoke segment ...