8. Bobby Lashley - United States Champion - 49 Days (2006)
Lashley is a case study in what might have been for the WWE. They certainly had high hopes for him, as he defeated JBL on an episode of Smackdown (the night JBL retired for the first time). Unlike his ECW title reign the next year, Lashley didn't have a very memorable reign for his first singles championship. He held the belt for seven weeks, but never got the chance to defend the belt on Pay Per View, as he was pinned for the first time in his career by...