Music director Thaman celebrated his birthday yesterday (November 16) and wishes poured in from all quarters for the star composer. Sivakarthikeyan expressed his heartfelt birthday wishes to Thaman through a post on his official Twitter page. Earlier this morning (November 17), Thaman replied to SK's tweet, thanking him for his birthday wish and on a surprising note, Thaman also confirmed that he will be scoring music for Sivakarthikeyan's next film. Thaman, in his tweet, mentioned that he will be composing music for SK 21 that is currently in pre-production stages.

SK 21 is yet to be officially announced as a project, but even before the project's announcement, Thaman has confirmed his presence and it has made the fans super excited. Thaman's official tweet read, "Brother @Siva_Kartikeyan thanks for the love #Pinnnnrooommmmm #thattttrooommm #thukkuuroooomm #SK21". Thaman has become one of the most sought after composers in the South Indian film industry and it is going to be exciting to see him score for a Sivakarthikeyan film. SK 21 will mark Sivakarthikeyan's first association with music director Thaman and we can expect the star duo to deliver a cracker of an album.

According to reports and buzz on social media, SK 21 will be a Telugu - Tamil bilingual and it is touted to be directed by KV Anudeep of Jathi Rathnalu fame. Sivakarthikeyan, whose recent release Doctor turned out to be a blockbuster hit, is gearing up for his next, Don which is directed by debutant Cibi Chakaravarthi. Produced by Lyca Productions in association with Sivakarthikeyan Productions, Don has music composed by Anirudh Ravichander and has Priyanka Mohan playing the female lead.

Don will be a youthful comedy entertainer that has SK playing the role of a college student. SK also has Ayalaan, the sci-fi thriller which is currently in post production stages. For now, check out music director Thaman's latest trending tweet, confirming his presence in Sivakarthikeyan's SK 21 here: