Whistle is an Indian Kannada film directed by Prashant Raj of Love Guru Fame. The story begins on a romantic note with Ram, a pizza delivery boy, marries his girlfriend Anu after she gets pregnant. The story takes a curious turn when Ram, who visits Smitha Bangalow to deliver pizza. The drama which follows in the haunted house is linked to diamonds. A remake of tamil blockbuster 'Pizza' 2012.