"Student of the Year" star Sidharth Malhotra has taken on the avatar of a mathematics guru for his upcoming film "Baar Baar Dekho".

The actor is busy shooting for the Nitya Mehra directorial, and shared a glimpse from "Baar Baar Dekho" with a selfie.

He tweeted: "Math lesson anyone #BaarBaarDekho #professor Saab #sunday #working".

The film will reportedly unfold a timeless love story on the big screen with Katrina Kaif as the female lead.