I've read that the show took a hit in quality when Groening took some of the shows better writers over to Futurama. It probably wasn't the first bad episode, b

I've read that the show took a hit in quality when Groening took some of the shows better writers over to Futurama. It probably wasn't the first bad episode, but I remember really disliking the one that starts off with Bart getting chased by a dog ("The Lastest Gun in the West").