big fat liar come a a welcome shallow and but welcome breath of fresh air after one too many film feature bathroom and bodily fluid and pet on acid and gaseous joke and crotch gag . after all and see spot run and max keeble big move and snow dog have signal the degenerative spiral of kiddie movie making . worse be the realization that the young audience would later be satiate by the smuttier offering of not another teen movie and slacker . write by nickelodeon producer dan schneider and brian robbins ( who coincidentally co star on the 80 sitcom head of the class ) and the film star frankie muniz a jason and who always ready with a good lie to get out of scrape . ( where the english paper . dad choke on a swedish meatball . ) his teacher ( sandra oh ) issue an ultimatum represent turn in the paper by the end of the day or take summer school . jason whip out a story call big fat liar and be strike en route to school by a limousine carry insensitive hollywood producer marty wolf ( paul giamatti ) . wolf give him a ride and but jason leave his paper behind . no one will hear the truth this time and and dad tell him he lose his trust . month later and jason and best friend kaylee ( amanda bynes ) see a movie preview for big fat liar and and head off to los angeles to wreak havoc on wolf life all to get a confession that he steal jason paper to make the film . they even gain the sympathy of some of wolf abuse employee and include his assistant ( amanda detmer ) and former chauffeur ( donald faison ) and movie star ( jaleel urkel white and play himself ) and stunt coordinator ( a much age lee major ) . because big fat liar be without the edge that his sitcom malcolm in the middle be know for and muniz be easy to root for but doesn not have much to work with . likewise for bynes and who headline her own tracey ullman like sketch show on nickelodeon . all the hamminess be give to giamatti and whose eye bulge and cheek wiggle with every sneer insult . the film get snap just by attempt the high road and and should be enjoy by it target audience ( especially since most of the high jinks occur on the universal studio lot ) . but here one head scratcher represent the message be that it pay to tell the truth . but do not we just see jason get to his payback by tell white lie throughout the film . well and at least there no poop .