The Aug. 4 birthday party is one of the final chances the president will "get for a little downtime before the final weeks of the election" Michelle ObamaMichelle LeVaughn Robinson ObamaMichelle Obama launches voter registration initiative ahead of midterms: report Dems look for candidate who will punch Trump ‘square in the face’ Queen Elizabeth wore brooch from Obamas on the day Trump arrived in the UK: reports MORE adds.

Obama officially turned 50 when he was en route to Andrews Air Force base on Air Force One in 2011. He spent the night before his birthday doing a series of campaign events in Chicago.