Jennifer Garner beams as she leaves church... after reuniting with ex-husband Ben Affleck on his 54th birthday

Mourning Ben Affleck rings in 54th birthday with ex-wife Jennifer Garner and kids by his side as he surfaces after his mother's death

Jennifer Garner Wore This Trendy Denim Style With Sneakers for Date Night

So that's her secret! Jennifer Garner, 54, shows off her fit figure after grueling boxing class