When the cat jumps over the dog under the table, you can tell it was hoisted over the dog.
You can see fruit stains, from previous takes, already on the palace guard.
The line "Wait a minute!" is actually heard again, accidentally, when Ben Sober threatens Moe with the knife. He was meant to say "Sir!", originally.
After the table gets knocked over, a finger can briefly be seen under the leg of the table, poking at the cat to get it to leave the shot.
When Larry takes their food order, Hassan Ben Sober orders rabbit and Ginna Rumma orders hot dogs. When Larry serves the food the other way around and Sober and Rumma say nothing.