"The Voice's" extra episode may have trounced the first hour of "The X Factor's" Season 2 premiere in Wednesday night's reality ratings war, but Simon Cowell and his new sidekick Britney Spears are still hitting the promotional circuit hard in hopes of building buzz for their show. And among these entertaining efforts was their post-premiere appearance on Wednesday's "Jimmy Kimmel" episode, during which Simon and Britney showed off their surprisingly strong chemistry. However, if Simon really wants to help "The X Factor's" cause, he may not want to alienate potential viewers by showing off his...thick thatch of chest hair. Come on, no one wants to see that.