Liza Minnelli turns 79: a look back (29 images)

Liza Minnelli places her hands in wet cement at a handprint ceremony at Planet Hollywood in Beverly Hills, Calif., on July 22, 1997. Minnelli joined the likes of Will Smith, Arnold Schwarzenegger, Sylvester Stallone and Demi Moore, among others, as participants in the ceremony to create cement handprints for walls at each location throughout the world. Photo by Jim Ruymen/UPI

Shambala Preserve founder Tippi Hedren (L) is serenaded by Minnelli with a rendition of "It Had to be You" as Hedren's daughter, Melanie Griffith, looks on, at the organization's Humane From Hollywood gala in Beverly Hills, Calif., on August 16, 1997. Photo by Jim Ruymen/UPI

Joel Grey (L) and Minnelli reunite for the 25th anniversary showing of their movie "Cabaret" in New York City on November 17, 1997. Photo by Ezio Petersen/UPI

Minnelli announced an upcoming 24-date performance of "Minnelli on Minnelli" at the Palace Theatre on Broadway to salute her father, Vincente Minnelli, and his musical film directorial career, in New York City on October 20, 1999. Photo by Ezio Petersen/UPI