GG spinoff update! Brittany Snow is rumored to be playing Lily van der Woodsen on the new show. "She loves the original show and thinks the 1980s concept sets the spinoff apart from other series on television. She can't wait to wear all the fabulous outfits and really sink her teeth into the role," a source tells Star. Do you think Brittany's right for the role? Tell us who you think should play Lily below.