Mumbai, April 2 -- It's a special day for Ajay Devgn as the actor turned 57, and birthday wishes have been pouring in from across the film industry. Among them, his long-time co-star Kareena Kapoor Khan sent the 'Singham' star an adorable message.

Taking to her Instagram Story on Thursday, Kareena shared a black-and-white clip from their popular song 'Aata Majhi Satakli' from 'Singham' Returns. Along with the post, she wrote, "Happy birthday Singham! Big love and big hug always @ajaydevgn."

Ajay and Kareena have worked together in several movies over the years. Their popular collaborations include 'Omkara,' 'Golmaal Returns,' and 'Satyagraha.' They were last seen together in 'Singham Again,' directed by Rohit Shetty, where Kareena playe...