Shah Rukh Khan usually does not promotes movies of other actors until or unless they are his friends. The bond between Shah Rukh & Anushka Sharma is known to all. And recently Shah Rukh promoted Anushka's upcoming release 'Sui Dhaga' by doing a Sui Dhaga challenge, which was challenged by Anushka Sharma to him. He not only did it for the sake of just doing but also managed to pull it off like a pro. He captioned it, "@anushkasharma challenge done my way. Love u and all the best for Sui Dhaaga. May everyone’s hard work & belief be appreciated and rewarded." https://www.instagram.com/p/Bn6xhS7D068/?hl=en&taken-by=iamsrk This is proof that how Shah Rukh Khan is unbeatable and no one can match his level when it's about challenges and competition. Shah Rukh Khan and Anushka Sharma will be seen next in 'Zero', helmed by Anand L Rai. It will be released on 21st December. Katrina Kaif is also playing a pivotal role in this movie. Sui Dhaga will hit screens on 28th September, produced by Maneesh Sharma and Yash Raj Films. The film is directed by Sharad Katariya. Stars like Akshay Kumar, Ranbir Kapoor, Alia Bhatt, Aditya Roy Kapoor, Karan Johar were seen doing this Sui Dhaga challenge.