What was the real name of Butch Cassidy's partner, the Sundance Kid?

Buster Douglas's 1990 knockout of which champion has been called the greatest heavyweight title upset? Which biblical figure said, "But I am slow of speech, and of a slow tongue"? Which British singer reached the U.S. Top 10 in 1991 with "Crazy"? Complete the Bible verse: "But when I became a man, I put away ___ things"? Butch Cassidy was reportedly killed near San Vicente in which South American country in 1908, though doubts remain? Butch Cassidy's first big crime was the 1889 holdup of the San Miguel Valley Bank in Telluride, in which state? Button Gwinnett was killed in a duel in May 1777, ten months after signing which document? Want a collectible? You might find it, or sell one, at which online auction site started in 1995?