"Friendly banter" refers to playful and light-hearted conversations or joking between friends. It is a way of teasing, teasing back, or exchanging jokes in a fun and amiable manner. Full definition
Judging by tonight's press conference, Uncharted: The Lost Legacy won't feature the same sort of friendly banter found in the other Uncharted games. (polygon.com)
There was a little friendly banter back and forth, but now I'm wondering how much of the banter hits home personally and they don't even realize it. (killzoneblog.com)
If I'm calling somebody I know a bit, I usually try to start with a little friendly banter. (inc.com)