First Lines Of Songs: "When are ya gonna come down When are ya going to learn"?

Questions

Duke of Windsor [King Edward VIII of England] (briefly in 1936), born.?

Dr Howard T Engstrom Boston, a designer of Univac computer, born.?

Alan Turing mathematician pioneer in computer theory (Turing Machine), born.?

Rocker Chubby Checker arrest for marijuana pocession?

Nixon & Haldeman agree to use CIA to cover up Watergate?