It's May 13th On this day in 1958 – Ben Carlin becomes the first (and only) person to circumnavigate the world by amphibious vehicle, having travelled over 17,000 kilometres (11,000 mi) by sea and 62,000 kilometres (39,000 mi) by land during a ten-year journey. In 1968 - Frank Zappa releases "Lumpy Gravy" Capitol Records A&R representative Nick Venet commissioned an album of orchestral music composed by the Mothers of Invention's leader, Frank Zappa, a self-taught composer. Venet spent $40,000 on the album. Because Zappa's contract with Verve and MGM Records did not allow for him to perform on albums recorded for any other label, he could not play any instrument on the proposed album, and instead served as the conductor of an orchestra consisting of session musicians hired for the recording. Zappa stated that "my contract [with MGM] did not preclude me from doing that. I wasn't signed as a conductor." In 1985 - New Order releases "Low...