Today, we're toasting to Dawson -- er, James Van Der Beek, who rings in his 38th(!) birthday. The actor, who stole our hearts on Dawson's Creek in the late '90s, has stayed busy on the small screen with starring roles on Don't Trust the B---- in Apartment 23, How I Met Your Mother, Friends with Better Lives, and most recently on CSI: Cyber, opposite Oscar winner Patricia Arquette. Despite the hectic schedule that comes with filming a TV show, the actor still keeps his fans up-to-date with snapshots from the set of his show, as well as sweet family candids. Ahead, see the star's most memorable 'grams -- you'll want to double tap them all!