Bollywood star Alia Bhatt on Thursday mourned the demise of her 'Humpty Sharma Ki Dulhania' co-star Sidharth Shukla. Sidharth, who made his Bollywood debut in 2014 with 'Humpty Sharma Ki Dulhania', starring Varun and Alia in the lead roles, died of a heart attack on Thursday. Taking to her Instagram story, Alia shared a throwback monochrome picture featuring herself with Varun and Sidharth posing at a promotional event for their film.

Alongside the snap, she wrote, "Sid, one of the warmest, kindest and most genuine people I've worked with...always smiling and always positive! My heartfelt condolences to his family, loved ones and his fans who loved him so so deeply! Rest in peace!"