Mumbai, Jan 10 (ANI): The cast and crew of upcoming comedy-drama film 'Dolly Ki Doli' launched its music album in India's showbiz capital, Mumbai. The film, which stars Bollywood actress Sonam Kapoor as Dolly and actors Rajkummar Rao, Pulkit Samrat and Varun Sharma in supporting roles, has toe-tapping numbers like "Babaji Ka Thullu" and "Phatte Tak Nachana". The cast danced along with music composer-duo Sajjid-Wajjid on stage in front of a large audience to promote the film."Dolly Ki Doli" follows the life of an eccentric north Indian girl who fakes marriages and runs away with the grooms' precious belongings. Speaking at the event, the producer of the movie Arbaaz Khan said."Dolly Ki Doli is set to hit the theatres on January 23, 2015.