Denis Makarenko / Shutterstock.com | Inset: Public-Domain
In her new documentary, “Liza: A Truly Terrific Absolutely True Story,” Liza Minelli shared what it was like after her mother passed away in 1969. The 78-year-old actress shared the highs and lows of her life in the documentary which premiered on June 12th at Tribeca Film Festival. Her lowest point in her life was…