Turns out even presidents have to deal with friends' inconveniently timed weddings. With just a few days left in office, President Obama took time between his farewell party at the White House and his farewell address in Chicago to be a groomsman.
Do you think the bride and groom sneaked in a "Thanks, Obama"?
Either way, it was one more memorable moment from a president whose dad jokes, talk show antics and cool-guy persona have become iconic. And who knows, maybe he's got a few more surprises left before he officially says: