Andy Cohen sang Kelly Clarkson's 'Since U Been Gone' on while guest hosting the March 19 episode of 'The Kelly Clarkson Show.' The Grammy winner has been missing from most episodes of her talk show ...

After an exasperated Clarkson, 39, asked host Matt Iseman to "play a fricking song I'll know," he and the band obliged, launching into her 2004 hit "Since U Been Gone." Unfortunately for the ...