Grandfather Knows Dast (S01E38)

S01E01 Ya Win Some, Ya Luge Some S01E02 Mambo Itali-Go-Go S01E03 So Far to Mardi Gras S01E04 Easter Express S01E05 Race-a-Lot S01E06 Peter Imperfect S01E07 Yes, We Canyon S01E08 Roamin' Racers S01E09 Smokey and the Racers S01E10 Raceketeers S01E11 Fantastic Race S01E12 Space Race S01E13 Backseat Drivers S01E14 It's a Wacky Life S01E15 Dashing Thru the Snow S01E16 Cold Rush S01E17 Off Track S01E18 Cave Racers S01E19 Guru My Dreams S01E20 Pretzel Logic S01E21 Formula Racing S01E22 Unraceable S01E23 Sister, Twister S01E24 Mars Need Racers S01E25 Race to the Bottom S01E26 Do Over Dastardly S01E27 Race Against Time S01E28 My Fair Tiny S01E29 Under the Rainbow S01E30 Mother Drives Best S01E31 Swap Meet S01E32 Wacky Spaces S01E33 Perils of Peter Perfect S01E34 People Who Need Purple S01E35 Race to Infinity S01E36 His Way or the Highway S01E37 Racer Roundup S01E38 Grandfather Knows Dast S01E39 40 Yard Dash S01E40 Hong Kong Screwy