The Fountain in the Park song in a medley on his album "101 Gang Songs" (1961) A few bars of "The Fountain in the Park" were sung on the Moon by NASA Astronauts Harrison Schmitt and Eugene Cernan on the Apollo 17 mission. Schmitt started by singing "I was strolling on the Moon one day..." when Cernan joined in. Cernan kept with the original "merry month of May", however, while Schmitt sang "December", which was the actual date at the time. After a brief debate, Schmitt resumed, singing "When much to my surprise, a pair of bonny eyes..." until he could no longer remember the
Apollo 17 out to the Moon, back to Earth, and in lunar orbit. The Apollo 17 crew conducted an experiment, also conducted on Apollo 16, with the objective of linking these light flashes with cosmic rays. As part of an experiment conducted by NASA and the University of Houston, one astronaut wore a device that recorded the time, strength, and path of high-energy atomic particles that penetrated the device. Analysis of the results concluded that the evidence supported the hypothesis that the flashes occurred when charged particles travelled through the retina in the eye. Apollo 17 was the only lunar surface expedition