Lonnie Donegan was a Scottish musician born on April 29, 1931. He is known as a pioneer of the skiffle music genre, which combines folk, jazz, and blues influences. Donegan gained fame in the 1950s with hits like "Rock Island Line" and "Does Your Chewing Gum Lose Its Flavor?" His music played a significant role in shaping the British music scene and influenced many artists, including The Beatles. Lonnie's contributions to music have made him a respected figure in the history of popular music.