Karen totally had it out for this nurse and made every effort she could to give them a hard time, but they didn't give up. In the end it was Karen who had to face the music. For another instance of a disruptive workplace Karen, here's a Karen who threw away an expensive cake and inspired the office to fight back.
Some people like being carded because it makes them feel young. Other people hate it because it's a hassle. This person decided to ID a guy who likely didn't need to be ID'd, and the response was one you wouldn't expect. For a distinctly different ID checking story, here's a Karen who wanted her ID checked, but it turned out to be expired.