Jason Aldean‘s daughter Navy may be his youngest child, but she seemed all grown up at her fifth birthday party on Saturday (Feb. 3.) The theme of the party was a high-glamor tea party, and Aldean and his wife Brittany spared no expense to make little Navy’s birthday dreams come true. Peach-colored balloon arches, elegant rose bouquets and a life-size cut-out of the birthday girl herself were just a few of the personal touches that made this party special. Delicate china, gorgeous custom menus and elegantly decorated butter and jam pats completed the tea party aesthetic, along with an extensiv…