One who intentionally imitates, or follows another person in a manner simply based on the fact that they beleive their image will be similar to the one they are imitating. Regardless of thier current status. The person who has copied is viewed as a pompous fool, often referred to as a batty. Hence, Follow Batty.
Person 1: Hey guy's i'm thinking about buying a truck.
Person 2: Oh wow, im going to buy a jeep now as well! Jeeps are so cool.
Person 3: Jeeps are for girls.
Person 2: Actually Jeeps are lame.
Person 1: (Directed at person 2) You just said yyou thought Jeeps were cool. Why you trying to be a follow batty, I was just saying i needed a truck for work. Get out