Diamond and graphite are two forms of which chemical element?

Which actress, later portrayed in the film "Mommie Dearest," played a circus owner in the 1967 horror film "Berserk!"? As a colony from 1521 to 1821, Mexico was known as "New" what? Because of drug and alcohol problems, which jazz pioneer was confined to California's Camarillo State Hospital in 1946? In 1983, which Texas congressman resigned after switching from Democrat to Republican, then won his seat back in a spec… As a diplomat around 1629, which Flemish painter helped negotiate peace between England and Spain? As a disc jockey in the 1940s, which musician was billed as the "Blues Boy" from Beale Street? Director Danny DeVito also played the narrating divorce attorney in which 1989 comedy? As a Ford executive, Lee Iacocca championed which sporty car introduced in April 1964?