brainpod
The music generating part of your brain that puts random songs into your head, often for days at a time.
"My brainpod is failing me today, I have 'Hey Mickey' stuck in my head."
"Oh bollocks, I have a Shania Twain song on the brain. Stupid brainpod..."
"Oh bollocks, I have a Shania Twain song on the brain. Stupid brainpod..."