It seems that here is no breathing space for Sonakshi. After wrapping up "Son of Sardar" with Ajay Devgn, Sonakshi Sinha has already started shooting for the sequel of "Once Upon A Time In Mumbaai".

"Once Upon A Time In Mumbaai 2" shoot started today! cannot wait to join my team shortly and start work on this film... positivity all around! am loving it, " Sonakshi tweeted Wednesday.

The sequel also features Akshay Kumar, Imran Khan and Sonali Bendre.