Twin Dragons

Twin Dragons also known as Shuang long hui and Brother vs. Brother is a 1992 Hong Kong action comedy film directed by Ringo Lam and Tsui Hark, and starring Jackie Chan in two roles as a pair of twin brothers.

years later, the twins Jackie Chan lives intersect in Hong Kong. Wan Ma and his best friend Tarzan Teddy Robin get mixed up with a dangerous gang. Meanwhile, Ma Yau prepares to conduct a major concert. The twins accidentally switch places, causing confusion for both of them until they discover each other. The twins also have romantic interests named Barbara Maggie Cheung and Tong Sum Nina Li Chi.Eventually, the twins defeat the gang that has been threatening them, and marry their romantic interests. ........

Source: Wikipedia