It all seemed so innocent then, and so fun. This playful online video made to announce the winner of a campaign-theme song contest captures the spirit of summer 2007 in 90 seconds. America was abuzz over the Sopranos finale. (Look for the Vincent "Johnny Sack" Curatola cameo.) Hillary Clinton was a lock to win the nomination. (Watch out, Rudy Giuliani!) And Bill Clinton could introduce a cut to black without anyone screaming that it had an offensive racial subtext.