主演： 玛琳·麦考米克 安德鲁·劳伦斯 肯·戴维蒂安 基普·吉尔曼 Jackeline 吉姆·汉纳 

简介： A mad scientist grandfather invents a genetic transformation machine and his 4 year old grandson accidentally turns his body into that of a 30 year old man. Baby Bobby escapes and runs around town as his siblings try to catch him ...