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  

导演：斯蒂芬·朗福德  

简介：eeeAmadscientistgrandfatherinventsagenetictransformationmachineandhis4yearoldgrandsonaccidentallyturnshisbodyintothatofa30yearoldman.BabyBobbyescapesandrunsaroundtownashissiblingstrytocatchhimbeforetheirparentsgetbackfromvacationANDbeforethebadguysgettohimfirst.Themachineisworthalotofmoneyandtheyonlyhaveadaybeforethemachinelosesitscapabilitiestochangebabybobbyback.