Billy Graham wrote a 1975 book calling which beings "God's Secret Agents"?

Billy Bush, a first cousin of George W. Bush, hosted a 2003 revival of which classic Monty Hall game show? Billy Crudup played John Merrick in a 2002 Broadway revival of which drama? Billy Crystal goes on a cattle drive and causes a stampede with his coffee grinder in which 1991 comedy? In which 1987 comedy does Danny DeVito's character want Billy Crystal's character to kill his mother? Billy Graham presided over which former president's funeral in Yorba Linda, California, on April 27, 1994? Billy Idol reached No. 1 in 1987 with a live cover of which Tommy James & the Shondells song? Psychologists Alfred Binet and Theodore Simon developed an early test to measure what? Bing Crosby introduced which song in 1937's "Waikiki Wedding," a song Elvis later used as a film title?