Paul bought a Cadillac to use on their expanding road tours with plenty of space for all their electronic gear. They also purchased a woodland retreat in Mahwah, New Jersey, in the Ramapo Mountains, and their mansion included a recording studio and an echo chamber carved out of a neighboring mountain. In September 1952, after cutting "I'm Sitting on Top of the World", Ford and Paul sailed for London to appear at the Palladium Theatre, where they debuted before Queen Elizabeth II and the royal family. In 1952, their innovative sound was satirized by Stan Freberg in his recording of "The World Is Waiting for the Sunrise" (Capitol, F 2279).