Bappi Lahiri, the legendary music director, composer, and singer of Bollywood who shot to famein thelate 80s 90s, passed away today at the age of 69. The cause of death has been stated as Obstructive Sleep Apnea (OSA) and Recurrent chest infection. Some of his many hits include 'Tu Cheez Badi Hai Mast' from Mohra, Ooh la la for The Dirty Picture, Tamma Tamma for Badrinath Ki Dhulhaniya. Several celebrities including PM Narendra Modi, Akshay Kumar, Ajay Devgan and many more mourned his demise.