When a dog finds Hank’s sunglasses, he’s sure that it’s TV’s Littlest Hobo, the fictional dog whose mission it was to help those in trouble. Hank tries to prove his theory only to find he’s not smart enough to outsmart the smartest of dogs. Meanwhile, Brent waffles on the designs for the new travel mugs for Corner Gas and The Ruby; and Davis and Karen’s status in Dog River is threatened when two firefighters named David and Carol show up in town.