Eros International and Colour Yellow Productions’ Happy Bhag Jayegi is a love story.

Daman Singh Bagga (Jimmy Shergill), a corporator, is engaged to be married to Happy (Diana Penty) in Amritsar. However, Happy runs away from the marriage on the day of the engagement even as the celebrations are on, because she loves Guddu (Ali Fazal) and wants to marry him. Since her father (Kanwaljeet Singh) is against her marriage with Guddu, the plan is that she would escape in a truck of flowers sent by her boyfriend. Guddu does nothing for his livelihood and is fond of music.

As luck would have it, Happy lands in the wrong truck which reaches Lahore in Pakistan, in the house of ex-governor Javed Ahmed (Jawed Sheikh) who is obsessed with the idea of seeing his son, Bilal (Abhay Deol), enter politics and change the face of Pakistan. On his part, Bilal has…