Mumbai, Dec 22 (ANI): Bollywood diva Mallika Sherawat, who has been missing the silver screen for so long, is now gearing up for her upcoming release 'Dirty Politics.' She was recently seen promoting the movie in India's showbiz capital Mumbai. The movie also stars Om Puri, Anupam Kher, Naseeruddin Shah and many others. The movie is slated to release next year.