Charlie and his boss have difficulties just getting to the house they are going to wallpaper. The householder is angry because he can't get breakfast and his wife is screaming at the maid as they arrive. The kitchen gas stove explodes, and Charlie offers to fix it. The wife's secret lover arrives and is passed off as the workers' supervisor, but the husband doesn't buy this and fires shots. The stove explodes violently, destroying the house.

Walking along with his bulldog, Charlie finds a "good luck" horseshoe just as he passes a training camp advertising for a boxing partner "who can take a beating." After watching others lose, Charlie puts the horseshoe in his glove and wins. The trainer prepares Charlie to fight the world champion. A gambler wants Charlie to throw the fight. He and the trainer's daughter fall in love.