A prong-style setting for diamonds introduced in 1886 is named for which New York jewelry store?

A food fight aids John Belushi's getaway in which 1978 comedy classic? "A fool and his money are soon elected" was said by which humorist who died in 1935? A foot and a half equals how many inches? A Foreign Language Oscar went to Vladimir Menshov's 1979 film called "___ Does Not Believe in Tears". Which city? In grammar, which form of a word, abbreviated "dim.", indicates smallness, as in "duckling"? What does IUD, a form of birth control, stand for? Solid, liquid and gas are each a what of matter? What is a formal ball for debutantes called?