When a music disc finishes playing it's music in a jukebox, parrots that have been dancing next to the jukebox will keep dancing endlessly.

How to reproduce:

• Place a jukebox
• Put a sitting parrot next to it
• Play a music disc
• Parrot starts dancing
• Wait for music to finish
• After music has finished, parrot is still dancing endlessly.
• Upon removing the music disc, the parrot stops dancing