Ben Affleck & Jennifer Lopez's Kiss Happened in Front of Her Kids, Plus More Details from Their Night Out!

Unless you’ve been living under a rock today, you’re probably aware that Ben Affleck and Jennifer Lopez were spotted kissing for the first time since rekindling their relationship.

Now, we have some more details from their night out together, which included dinner with many of JLo‘s family members.

The family outing at sushi restaurant Nobu in Malibu was for Jennifer‘s sister Linda Lopez‘s birthday celebrations.

Click inside for all the insider details from the night out…

“Ben and Jen sat next to each other and [her 13-year-old twins] Max and Emme were on each side of them,” an eyewitness told E! News. “Ben was grinning ear to ear. He sipped a diet coke and was laughing across the table with everyone. He fit in well and everyone seemed to love having him around.”

The on-again couple was seen sharing a kiss at the dinner table and in video from the moment, Max was seen right next to them while they smooched.

“Ben was very good with them. He was asking them questions and smiling,” the E! source added. “He was very engaged and seemed to like hanging out with them. They all left together and Ben opened the car door for the kids and made sure they got inside. He was smiling the whole night and seemed very happy with the family.”

Another source told People, “Jen and Ben sat next to each other and were very affectionate. They held hands under the table. Ben and her kids seemed comfortable together. The kids kept chatting with Ben. Ben seemed great. He was smiling and laughing. They ordered a lot of food to share.”

Find out what Ben was up to the morning after the date night.