Smith and Jones become the pawns of two greedy ranchers who have a running feud about the ownership of a Roman bust.

""Big Mac"" MacCreedy tries to get the boys to steal the Roman bust from Armendariz - again, but this time the boys refuse. But when Big Mac threatens to reveal their secret identities they agree to transport the bust to an auction after it has been stolen.

While they wait for the bust to be delivered to the drop spot, Heyes and the Kid meet a bullying foreman, who makes the Kid do a little jig every time he finds the Kid still wearing his gun.

Heyes can't understand why the Kid doesn't comply for the sake of peace and quiet - but a former priest, turned town drunk has an interesting idea: that the Kid is a saint who always turns the other cheek.

Curry and Heyes sneak into Tombstone looking for a witness who could clear Big Mac McCreedy of a murder charge while trying to escape the notice of sheriff Wyatt Earp.

Heyes and the Kid have been promised $500 if they arrange a meeting between ""Big Mac"" MacCreedy and his longtime competitor, Armendariz, in order to end the feud. Instead they are captured by Armendariz' men and driven off his land.

But Heyes has gotten the brilliant idea of trying to use the sister to get to Armendariz, so he and the Kid tells Big Mac of all her beauty. Big Mac falls for their story and is prepared to give them $5000 if they settle the whole business.

They return to Armendariz' ranch and try to sell her on the idea as well, but she doesn't seem to buy it. They're once again driven off Armendariz' land. Heyes encourages the Kid to have some faith, but when they sneak back in to talk to the sister, they are captured - to be brought to the border the next day. However, they manage to convince the sister that Big Mac is catholic, and that he desperately wants to meet her.

The Kid fears that it won't be so easy to make Big Mac pretend that he's catholic - but when they tel