Elliot and Homicide Detective Sam Bishop were having drinks after solving a case. Sam wanted to buy another round.
Elliot: No, I got to get home. I've got to make sure my kids remember what I look like
Sam: Oh yeah? How many do you got?
Sam: They why you do this job?
Elliot: They're part of it.
Note: This was the first time for Elliot to travel out of the country to Prague