Cartman gets an anal probe: Alien visitors wreck havoc in South Park when they kidnap Kyle's little brother, Ike, mutilate dozens of innocent cows, and give Eric Cartman an anal probe. Volcano: When Stan's Uncle Jimbo and his Vietnam buddy, Ned, take the boys on a weekend trip to experience the finer points of camping, fishing and blowing animals to smithereens, an erupting volcano endangers the boy's excursion and the entire town of South Park as well. Weight gain 4000: When Cartman's environmental essay wins a national contest, Kathie Lee Gifford comes to South Park to present his award on national television. Big Gay Al's big gay boat ride: Stan, the star quarterback discovers his new dog, Sparky, is gay. Stan becomes so confused he loses his will to play in the big game. A mysterious and magical new friend, Big Gay Al, helps Stan understand the wonders of being gay and sends him back into the game.