Bob Budowniczy to serial dla najmłodszych. Fabuła skupia się na Bobie, pracowniku budowlanym, który wraz z przyjaciółmi wykonuje różne zlecenia, przy których potykają go różne przygody.
A group of folk musicians arrive and tell Lofty he is going to be the star of their traditional camp fire sing-along. Thinking he will have to sing on his own, Lofty is very nervous.
Travis collects a trailer of horse manure too early and the smell becomes overpowering, so he decides to split up the manure into little lots and scatters them all over Sunflower Valley.
After hearing some rustling in the bushes, Sumsy and Spud set out to look for the Beast of Sunflower Valley. Meanwhile, Farmer Pickles' Australian cousin arrives.