Good Boy, Bad Boy is a musical romance. The movie revolves around two boys with the same name Raju Malhotra. Rajveer “Raju” Malhotra (Emraan Hashmi) and Rajan “Raju” Malhotra (Tusshar Kapoor) study in the same college, Rajveer always fails in his studies while Rajan is a brilliant student. The college principal Mr. Awasthi (Paresh Rawal) has a new rule where the students are divided into different sections according to their grades. The two are mistakenly switched by the administration because of the same name which leads to several hilarious events.