Bill Homans, professionally known as "Watermelon Slim", is an American blues musician. He plays both guitar and harmonica. Homans has been performing since the 1970s and has been linked to several notable blues musicians, including John Lee Hooker, Robert Cray, Champion Jack Dupree, Bonnie Raitt, "Country" Joe McDonald, and Henry Vestine of Canned Heat. His music is rooted in the Mississippi Delta style, playing his dobro guitar lap-style with a slide. Wikipedia
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