sentences:  An album, "The Official Music of the XXIII Olympiad—Los Angeles 1984", featured three of those tracks along with sports themes written for the occasion by popular musical artists including Foreigner, Toto, Loverboy, Herbie Hancock, Quincy Jones, Christopher Cross, Philip Glass and Giorgio Moroder.The Brazilian composer Sérgio Mendes also produced a special song for the 1984 Olympic Games, "Olympia," from his 1984 album "Confetti".A choir of approximately one thousand voices was assembled of singers in the region.