In London to help the British section of CONTROL, Max assumes the identity of a safecracker named Scar in order to infiltrate a group of thieves known as the Scorpion Gang who plan to steal the Crown Jewels from the Tower of London. Cameo by Danny Thomas as a foppish Englishman. This is a parody of Eve Titus's Basil of Baker Street. The title refers to a barber shop song of the same name.