A new song titled 'Badumbaaa' from Amitabh Bachchan and Rishi Kapoor starrer '102 Not Out' has been released. While both Amitabh and Rishi have sung the song, Amitabh has also rapped for it. The song has been composed by Amitabh Bachchan with lyrics by Amitabh Bhattacharya. Directed by Umesh Shukla, the film is scheduled to release on May 4.