The pencil drawn restaurant Pops is blast into during the fight is actually a cartoon short that JG Quintel wrote and animated in College.
The highest rated episode throughout the whole series.
It is revealed that by the time of this episode, the Park Dome has been in space for three Earth years.
In the final montage, Mordecai is seen with three paintings, resembling CJ, Margaret, and Rigby.
This is the series finale of the show.