Coleman told the TV show Inside Edition in February 2008 that he had married Shannon Price on 28 August 2007. Coleman said he met Price, 22, on the set of Church Ball… Coleman’s siblings on Diff’rent Strokes were played by Todd Bridges (as Willis) and Dana Plato (as Kimberly); his adoptive father was played by Conrad Bain… “What you talkin’ about, Willis?” was Coleman’s popular phrase of exasperation on the show… On one particularly famous episode of Diff’rent Strokes, Arnold received a visit from First Lady Nancy Reagan.