Rajkumar Rao replaced R Mahadvan.
This film marks the third time that 'Anil Kapoor' and 'Aishwarya Rai Bachchan' have worked together. They had previously worked together in 'Taal' (1999) and 'Hamara Dil Aapke Paas Hain' (2000).
Vicky Kaushal was also considered after R Mahadvan opted out of the film.
R Mahadvan opted out due to date issues.But it was also cited he quoted a high price.
Official remake of the Belgian film Everybody's Famous!.