Weezer did an AOL Sessions performance yesterday featuring surprise guests Kenny G (yes, that Kenny G!), Sara Bareilles, Chamillionaire and a Green Day cover. his comes as furthermore proof many of their recent musical decisions come from drawing names out of a hat. And that hat is likely one of those Judah Freedlander trucker hats that says either “iTunes Top 10″ or “Fading Into Obscurity.” (Via: P4K)