• GOING STEADY photo | Ben Affleck

Credit: Fame

Published: Tuesday July 16, 2013 04:00 AM EDT

2013

GOING STEADY

Affleck keeps a steady hand on Seraphina during a quick trip down a slide at a Santa Monica park on Jan. 16, 2010. The doting dad plans on keeping a close eye on his girls as they enter the dating years, too. "I'm already ... practicing the rocking-chair-and-rifle routine," he told Today's Matt Lauer.