When Herman Cain dropped out of the presidential race, Jon Stewart was nothing short of despondent. "I worried that my job would never bring me joy again," he admitted. But, sometimes, Stewart said on last night's Daily Show, "when God closes a door, he opens a window" – and that window is the upcoming GOP debate moderated by Donald Trump. Even better, Trump also announced recently that, if the "wrong candidate" gets the Republican nomination, he'd jump into the race himself. Watch a gleeful Stewart below.