Celebrity kids were out and about with their parents this weekend, wrapping up the holiday with fun outdoors outings. Jennifer Garner held little Samuel in her arms as they met a horse while Jason Schwartzman let Marlowe saddle up! Orlando Bloom gave growing Flynn a big lift, and Jessica Alba snapped shots of Haven barefoot at the beach. Meanwhile, Selma Blair's son, Arthur Bleick, made her smile when he shared his ice cream. Click through to see the rest of this week's cute celebrity baby pictures!