Silence of the Sheep
S4, E37: Garfield can't sleep because he's drunk 93 cups of coffee. He now needs to wake up the whole of the sleepy city because The Sandman has set his sleepy sheep on it.

S4, E37: Garfield can't sleep because he's drunk 93 cups of coffee. He now needs to wake up the whole of the sleepy city because The Sandman has set his sleepy sheep on it.