Actor and Bigg Boss 14 contestant Abhinav Shukla took to Twitter to condole the demise of Bigg Boss 13 winner Sidharth Shukla. "Deeply saddened, lost a friend a fellow, we started our careers together from Gladrags, worked together twice. Not done bro! You have left us heartbroken!" he wrote. Sidharth passed away aged 40 due to heart attack.