Fats Waller was an American jazz pianist, organist, composer, singer, and comedic entertainer. He was one of the most popular performers of the 1920s and 1930s, and his influence on jazz piano playing remains strong to this day. Waller's signature style combined stride piano with a unique blend of swing and blues. He was also known for his humorous lyrics and infectious stage presence. His best-known compositions include 'Ain't Misbehavin'' and 'Honeysuckle Rose'.