主演：瑪琳·麥考米克 安德魯·勞倫斯 肯·戴維蒂安 基普·吉爾曼 Jackeline 吉姆·漢納
導演：斯蒂芬·朗福德
簡介：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 before their parents get back from vacation AND before the bad guys get to him first. The machine is worth a lot of money and they only have a day before the machine loses its capabilities to change baby bobby back.