"Moon River" is a song composed by Henry Mancini with lyrics by Johnny Mercer. It was originally performed by Audrey Hepburn in the 1961 film Breakfast at Tiffany's, winning an Academy Award for Best Original Song. From Wikipedia
Emotional performances marked the 'Most Memorable Year Night'; Oscar-winner Mira Sorvino, despite not having the lowest score, leaves the stage visibly stunned, ending her journey on the show.