to have a bee in your bonnet
to be obsessed with something · to be preoccupied and agitated about something
What's the situation?
Have you ever had that one thing that just keeps buzzing around in your head? 🐝 This idiom is perfect for when someone is really focused on, often agitated by, or constantly talking about a particular issue or idea. It implies a persistent preoccupation that might even annoy others if not checked!