[Updated: February 15, 2024] Actor Sivakarthikeyan is set to turn 39 on February 17, 2024 [Saturday], and an update from his upcoming movie SK 21 (working title) was anticipated this week. Actor Kamal Haasan's production banner Raaj Kamal Films International (RKFI) had announced earlier today that a 'journey of sweat & triumph' will be 'unravelled' at 5 PM, and now an SK 21 BTS video, showcasing glimpses of Sivakarthikeyan behind-the-scenes (bts) is out. 

For the role of an Indian army soldier in SK 21, actor Sivakarthikeyan has donned a supremely fit look and a complete makeover in terms of looks and hairdo. SK 21 is written and directed by Rajkumar Periyasamy and also stars actress Sai Pallavi in the lead.

GV Prakash has composed music for this movie with Sony Pictures International Productions co-producing the film. Previously we had reported that SK 21 title teaser will be unveiled for Sivakarthikeyan's birthday; Now it has been officially announced that the video will be unveiled on February 16, 2024 (Friday) at 5 PM. 

“DRIDHTA AUR VIRTA” - Courage and Valour” to be unleashed. #SK21 Title Teaser tomorrow at 5 pm #Ulaganayagan #KamalHaasan #Sivakarthikeyan @ikamalhaasan @Siva_Kartikeyan #Mahendran @Rajkumar_KP @gvprakash @Sai_Pallavi92 @RKFI @ladasingh @SonyPicsIndia @sonypicsfilmsin… pic.twitter.com/BlTdFgb42J

— Raaj Kamal Films International (@RKFI) February 15, 2024