"Does it sound campy to say I love gay men?” asks Meghan McCain, sipping an iced tea at the nouveau-chic Hotel Palomar in Washington, D.C.’s Dupont Circle. Campy or not, the lovesick McCain has been ubiquitous this year, sallying forth on late-night TV -- Larry King Live, The Colbert Report, The Rachel Maddow Show -- to scold the Republican establishment for its social conservatism and stump for gay marriage. “If two people fall in love, they should have the option to get married just like I can,” she told Stephen Colbert, pointing out the inherent hypocrisy of a party that...