Tim takes Josh to California's American River in search of the liquor James Marshall distilled before his discovery of gold changed the country forever; the shiners re-create a spirit that fueled the 1849 gold rush.

Tickle asks Tim to help convert a bus into a mobile moonshine rig; Digger and Beaz scramble to save a big sale for a rising country star who happens to be Willie Nelson's granddaughter; Richard and Craig abandon their still site.