Continuity mistake: When Bugs Bunny sees the ants running off with his picnic food, the background him is houses and trees. The background changes to a hotel a couple of shots later, and when Bugs notices one of the ants carrying a water melon, we are back to the houses again.
Continuity mistake: When Bugs Bunny puts down the bottles and sees the ants running off with his picnic food, you can see there are five brown bottles in the tub, but after a quick cut to the ants running away, we return to Bugs and the bottles have disappeared.
Continuity mistake: When Yosemite Sam tells Bugs Bunny to stop playing his "jukey-box", you can see the glass next to the jug is on the left, but when Sam has fired his gun and Bugs has stopped play, the glass is now on the right.
Continuity mistake: When Yosemite Sam is doing his speech in the stand at the start of the cartoon, you can see beside him there is a stand with a jug and a glass next to it. But when we see Sam from behind in the next shot, the glass has disappeared.