 To Henry 's great dissatisfaction , his son Prince Hal spends most of his time at the Boar 's Head Tavern drinking and carousing with prostitutes , thieves and other criminals under John Falstaff 's patriarchal influence . Falstaff insists that he and Hal should think of themselves as gentlemen , but Hal warns Falstaff that one day he will reject both this lifestyle and Falstaff . The next morning Hal , Falstaff , Bardolph , Peto , and Poins disguise themselves in Gadshill to prepare to rob a group of traveling pilgrims . After Falstaff , Bardolph and Peto rob the pilgrims , Hal and Poins jump out in disguises and take the stolen treasure from Falstaff as a joke . 
