After wrapping up the shoot of Zoya Akhtar's "Gully Boy", Ranveer Singh is now gearing up for Rohit Shetty's "Simmba". He will be starting the shooting in a month's time. Interacting with the media, Ranveer shared his excitement working for the first time with Rohit Shetty, who wants him to transform his physique to play the role of police officer. Ranveer will play a rowdy policeman in "Simmba. It also stars Sara Ali Khan and Sonu Sood in lead roles. It is scheduled to hit screen on December 28.