Sherman Hemsley of The Jeffersons fame is dead at age 74, reports TMZ. Hemsley starred as George Jefferson in the show—sure to earn the tag "iconic," along with its "Movin' On Up" theme song, in the obituaries to follow. The cause of death hasn't been specified. Hemsley spun off his character as Archie Bunker's neighbor into the sitcom of his own in the '70s. He also dabbled as a professional singer. Click for more.