To say Jamie Foxx unveiled the Full Monty is a bit of an understatement that does his, well, endowment a bit of a disservice. But it’s apparently brought him new gay fans in Atlanta. Size queens, anyway. The comedian and actor appeared on “The Tonight Show” Tuesday and among the questions tossed at him by host Conan O’Brien was whether a nude photo that surfaced on the Internet this summer was Foxx or fake. It’s of a muscled, well-hung guy standing nude in a bathroom—the sort of photo the gays use on Craigslist and Guys with iPhones. Foxx admitted the pic ...