I've seen some other people take to the "Bush is gay" theme with a variety of statements.
(I make no claims as to the veracity of any of these claims, and personally disbelieve some specific claims as my first reaction.)

http://mindprod.com/politics/bushismsgay.html

http://judicial-inc.biz/Gannon.htm
"Bush as a young man supposedly experimented with marijuana, cocaine, and alcohol. Bush was a college cheerleader, and according to Kitty Kelly his nickname was "The Fabulous Mr. Lips", for his habit of performing oral sex on men."


And for something unrelated to the "gay" angle...