Which Barbie? Ralph is driving home one evening, when he suddenly realizes that it's his daughter's birthday and he hasn't bought her a present. He drives to the mall, runs to the toy store, and says to the shop assistant, ""How much is that Barbie in the window?"" In a condescending manner, she says, ""Which Barbie?"" She continues, ""We have Barbie Goes to the Gym for $19.95, Barbie Goes to the Ball for $19.95, Barbie Goes Shopping for $19.95, Barbie Goes to the Beach for $19.95, Barbie Goes N…