Amitabh Bachchan, Riteish Deshmukh, Varun Dhawan mourn over Robin William’s death

Calling him 'mad genius' and 'bundle of joy', Bollywood celebrities today mourned the death of their 'favourite' Oscar-winning actor and comedian Robin Williams who reportedly died because of Asphyxiation. Actor battled with depression for so long and was in rehab until July.