 I'm keeping the old ones because they work fine, but you don't need to change a plug. It used to be that, you know, over the generations, things have come and gone. It was, you see those auto light commercials, you know, Hey, where are the auto lights? Don't take us out. It hadn't been two years yet. You remember those commercials with the guys? Just a little bit. We brought it up before and I had to go look at the commercial on YouTube.