It's wonderful, slightly terrifying, and also why "Delilah, bath time!" tends to bounce right off her.
Every parent needs backup. You've tried the timer, you've tried counting to three, you've tried the voice. Now it's time to bring in...
Small, glittering, lint-winged, and available on short notice. They flutter in when listening ears go missing and take the good stuff with them until those ears come back on. Only grown-ups can hear them coming. Which is the entire point.