Gwyneth Paltrow's legs got a lot of attention on the "Tonight Show" last evening not as much for their impressive Pilates tone but for their curious ... sheen. "What Was That Goop All Over Gwyneth Paltrow's Legs on 'The Tonight Show'?" Gawker asked shortly after it aired. Twitter users and other bloggers were also abuzz about the greasy gams, making puns about "Goop"-- the name of her oft-maligned lifestyle site.