Hungama is a romantic comedy drama that revolves around a bunch of misfits. Anjali Patekar (Rimi Sen) moves to Mumbai for a job. She poses as the wife of Nandu Apte (Aftab Shivdasani), an aspiring singer, to get cheap lodging. Jeetu (Akshaye Khanna) owns an electronic business. Jeetu’s friend Anil (Sanjay Narvekar) is in love with Madhuri, daughter of Kachra Seth (Shakti Kapoor), a ragpicker turned criminal. Anil poses as a son of millionaire businessman Radhe Shyam Tiwari (Paresh Rawal) in front of Kachra Seth to convince him to let him marry his daughter. Radhe Shyam, who was living in a village, moves to Mumbai, which makes things difficult for Anil. Jeetu runs into Anjali at Radhe Shyam’s home and believes her to be Radhe Shyam’s daughter, and appoints her for the job at his showroom. Due to the misconception about one another’s background and identity leads to hilarity and chaos. What will happen when everyone’s secret comes to light?