Johnnie Johnson was an influential American musician known for his work as a pianist and songwriter in the genre of blues. Born on July 8, 1914, in Kansas City, Missouri, he became a prominent figure in the Kansas City jazz scene. Johnson is best known for his collaboration with Chuck Berry, contributing to many of Berry's classic hits. Throughout his career, Johnson's innovative piano style helped shape the sound of rock and roll. He was inducted into the Rock and Roll Hall of Fame in 2001, recognizing his significant impact on the music industry. Johnson continued to perform and inspire musicians until his passing on April 13, 2005.