Watch the hottest mum of town in desi avtaar dancing on the tunes of international artist Akon. "Chammak Challo" is the hottest chartbuster of this season, enjoy the extended version of Ra.One Chammak Challo featuring ShahRukh Khan & Kareena Kapoor. In Ra.One Kareena Kapoor is playing a character of Punjabi housewife named Sonia Subramanium.