So Jimmy Kimmel told us before introducing his faux workout DVD, the Hottie Body Hump Club, with an array of female stars in a funny post-Oscars skit.Scarlett Johansson and her JBF hair, Jessica Biel, Jessica Alba, Sofia Vergara, Emily Blunt and other stars all know the benefits of ???exercising??? passionately.That Humpilates" class does look fun, except maybe for Biel, who appears to be possess