The Film Industry of India is commonly referred to as Bollywood, a portmanteau of Bombay (the former name of Mumbai) and Hollywood. Bollywood is the largest film producer in India and one of the largest in the world, producing over 1, 000 films annually. It is known for its musicals, melodrama, and colorful costumes and sets. Bollywood films often feature themes of romance, family, and social issues. The industry has become increasingly popular in recent years, with many of its films becoming international hits.