March 25 1978
No, he married Harriet in 1935, 8 years after graduating from Rutgers.
No, George Strait sings All My Ex's Live in Texas.
Willie has breathing problems at high altitude. He couldn't fly even if he wanted to. Also, if he were to fly it would be in support of his business (music performance), so he'd need a commercial certificate - which you can't get if you smoke weed, and Willie is as famous for smoking weed as he is for music and problems with the IRS.
Willie Nelson was originally from Abbott, Texas, but now lives in Maui, Hawaii.