Come on Over for Dinner - S7-E23
Continuity mistake: Right after Carlos kills Alejandro with the candlestick, he throws the candlestick to the left of Alejandro's body. But a few seconds later the candlestick has suddenly moved to near Alejandro's head.
Chosen answer: Poker. They have been playing that this whole time, once a week with everyone who was invited that lived on the Lane.