Airborne forces and Rhine Rivers, in an attempt to outflank German fortifications and penetrate into Germany. The operation was hastily planned and many key planning tasks were inadequately completed. Three complete airborne divisions executed Operation Market, the airborne phase. These were the British 1st Airborne Division, the U.S. 82nd Airborne Division and U.S. 101st Airborne Division, as well as the Polish 1st Independent Parachute Brigade. All units were landed or dropped at various points along Highway 69 ("Hell's Highway") in order to create a "carpet" over which the British XXX Corps could rapidly advance in Operation Garden, the land phase. It was
Songs in the Key of Life release around October 1975. It was delayed on short notice when Wonder felt that further remixing was essential. According to Wonder, the marketing campaign at Motown decided to take advantage of the delay by producing "We're almost finished" T-shirts. Work on the new album continued into early 1976. A name was finally chosen for the album: "Songs in the Key of Life". The title would represent the formula of a complex "key of life" and the proposals for indefinite success.<ref name="Lundy pp. 8/9">Lundy, "33 Songs in the Key of Life", pp. 8/9.</ref> The album was released on September 28, 1976,