Lady Gaga serenades Bill Clinton October 16, 2011 Lady Gaga certainly wasn’t shy about singing for Bill Clinton on Saturday night. During a concert honoring the tenth anniversary of Clinton's foundation and his belated 65th birthday, the pop star playfully flirted with the former president. “Bill, I’m having my first real Marilyn Monroe moment,” Gaga said after crooning “happy birthday” to him during her opening number. “I always wanted to have one. And I was hoping that it didn’t involve an accident with some pills and a strand of pearls, so here we are.” Clinton — in the front row...