 Willem tells the Burgomaster about this plot, and he locks Gretchen in the windmill.The Americans try to rescue her, but the Burgomaster has made all arrangements for the marriage between his daughter to the governor.Plotting with Tina, the two Americans finally help Gretchen to escape and then they appear at the wedding festivities (which are missing the bride) disguised as Sherlock Holmes and Watson to "help" the Burgomaster find his daughter.