three o'clock
Running the collars and cuffs through the mangle was also Joe 's idea . That night , while they toiled on under the electric lights , he explained it . `` Something no laundry ever does , except this one . An ' I got to do it if I 'm goin ' to get done Saturday afternoon at three o'clock . But I know how , an ' that 's the difference . Got to have right heat , right pressure , and run 'em through three times . Look at that ! ''