While Michael and Jan go to their first Dunder-Mifflin outing as an official couple, the office workers left behind go out for happy hour. During happy hour, Roy finds out that Jim and Pam kissed at Casino Night.
Michael was excited to be attending a party at his CFO's house. He carpooled with Dwight and was also looking forward to meeting Jan at the party. Jan wanted to spend a night alone with Michael, but he thought it was important to come out as a couple to all of their co-workers.