The 41-year-old "Bang Bang" star took to Twitter to congratulate his co-star and the team associated with the video--produced by T-Series as a tribute to Gulshan Kumar.
"Oye @sonamakapoor crossed 20 million today! https://bsmedia.business-standard.combit.Ly/DDvideosong what shall we do next," Hrithik wrote.
Sonam, 30, retweeted the post.
Hrithik also congratulated producer Bhushan Kumar, for coming up with the idea of paying a tribute to his music composer father and founder of T-Series Gulshan Kumar.
Officially released on September 1, the video is Hrithik and Sonam's second project together after an ad film.