Versatile actor Anupam Kher, along with fellow cast members Guru Randhawa, Saiee Manjrekar, and Paresh Rawal, launched the trailer of their upcoming Hindi film ‘Kuch Khattaa Ho Jaay’ on Wednesday. During the trailer launch, Kher looked back on his remarkable 40-year journey in the film industry, having made a contribution to over 500 films throughout his acting career.