At the end of the episode when Ricky closes the lid to the suitcase Conky is in, you can clearly see the latches are left open. When they switch to the shot of the suitcase sinking, you can clearly see the latches are closed.
After Bubbles pours the urine on Randy and Jim, once the police officers first arrive in the examination room their pants are no longer wet, until the next shot with the close-up.
In the scene where Julian shoots Conky, he is holding the gun in his right hand. In the very next shot, Julian has the gun in his left hand.