Proud parents Jennifer Garner and Ben Affleck brought their adorable new addition, 2-month-old Seraphina Rose, for show-and-tell at 3-year-old big sister Violet's school in Santa Monica on March 6. Like all parents, they couldn't wait to introduce daughter No. 2 to everyone. "Jen took the baby out of the carrier and walked around the classroom to show her off to the other moms," a witness tells Life & Style. "They hung out there for about 20 minutes, then hopped in the car and left.

For more on Ben and Jen's new addition, pick up the latest issue of Life & Style, on newsstands now!

Photo Credit: Retna