Full-on daddy duty.
The Argo star was photographed with his daughters, Violet, 16, and Seraphina, 12 — who he shares with ex Jennifer Garner — while J.Lo's twins Max and Emme, 13, also tagged along. Affleck's 9-year-old son Samuel didn't appear to be in attendance for the outing.
Meanwhile, the Selena actress went off on her own to get some Christmas shopping done in Beverly Hills, Calif.
The "On the Floor" songstress, 52, was spotted browsing through some garments at Saks Fifth Ave, while her handsome beau was looking after her kiddos.
The sighting comes just a week after the Gone Girl actor caught heat for making unfavorable comments about his former marriage to Garner in an interview with Howard Stern.
As OK! previously reported, Affleck stated during the conversation that he felt "trapped" in his marriage to the 13 Going on 30 actress, and insisted he "would probably still be drinking" if it weren't for their divorce — which was finalized in 2018.
He also maintained he was "proud" of the way he and Garner work together to co parent their kids, and that he would never talk about their mom that way.
Affleck appeared to be out of the doghouse with Lopez after he decided to do the Kimmel interview, as the lovebirds were seen smiling together while heading into the interview on Wednesday, December 15.
Scroll through the images below to see Ben Affleck on his day out with his and Jennifer Lopez' kiddos.
The doting dad was seen doing what appeared to be some last-minute Christmas shopping with the kids.
Violet and Emme appeared to be spending some quality time together during the family outing.
Affleck was bonding with J.Lo's son, Max, as the pair seemed to be having an animated conversation.
The award-winning actor was dressed in a casual look for the day, as he sported a plaid flannel shirt and black pants.
Affleck seemed to have had some success on the trip, as he walked out with multiple Jonathan Adler bags.
The Latin beauty was seen doing some shopping of her own while her kids spent time with her hunky boyfriend.
The Hustlers star looked stunning in a monochromatic jumpsuit and black heel boots.
She topped off her all-black ensemble with a bright yellow mask.