Today may be Leighton Meester's 24th birthday, but that doesn't stop the bad business of breaking up. Leighton and her costar Sebastian Stan (who plays Serena's ex, Carter) have apparently split. But the real heartbreaking news is this: the Page Six says Ed Westwick dumped Jessica Szohr.
Who knows if these breakups will take, but for now let's pretend we stand a chance. Which newly single actor do you find the most eligible?