In the context of one team member gets promoted to manage the rest of the team, I can see how this type of "joke" could happen. If the team was really close and

In the context of one team member gets promoted to manage the rest of the team, I can see how this type of "joke" could happen. If the team was really close and everyone was friends, it's easy to keep the friend mindset and make what you think is just a dumb joke without really thinking it through.