Working on a few action scenes for her latest project, Natalie Portman was spotted on the Hesher film set in Los Angeles on May 13. The V for Vendetta beauty playfully took to a gymnastics mat, practicing up on her stunts while flashing her undies for all to see. As for Hesher, the film is being directed by Spencer Susser, also starring Joseph Gordon-Levitt and The Office funnyman Rainn Wilson. Due out in 2010, a synopsis via IMDB tells: “T.J, a 13 year old boy and his Father, both devastated by the tragic loss of the Mother/Wife, are now living with the elderly Grandma. On his way to school one day, T.J has a chance encounter with Hesher, a late 20’s year old with a troubled past. Hesher assumes a role as both mentor and tormentor, leading T.J into troubles he could never have imagined. Nicole, a young grocery clerk trying to make ends meet steps in to protect T.J from a vicious attack, T.J becomes enamored with Nicole, only to have his fantasies destroyed by Hesher. Hesher moves into Grandma’s home, although uninvited, he is somehow accepted.” Thanks to GossipGirls for this info!