Busby Berkeley was an American film director and choreographer known for his innovative and elaborate musical numbers in the 1930s. He created visually stunning sequences that featured intricate geometric patterns and large ensembles of dancers, often filmed from unique angles. His work significantly influenced the musical genre in Hollywood. Berkeley's signature style included the use of overhead shots and synchronized choreography, which transformed traditional dance routines into cinematic spectacles. He is best remembered for his contributions to films like 42nd Street and Gold Diggers of 1933, which showcased his talent for blending music, dance, and visual artistry.