Hannah Hart is best known for her bubbly personality and boozy cooking mishaps on her mega-popular YouTube series, "My Drunk Kitchen," so many fans were surprised to learn about her life-long private struggle of dealing with her family's mental health issues, as detailed in her memoir, "Buffering: Unshared Tales of a Life Fully Loaded." Hart said she turned to meditation while she was fighting to get conservatorship of her mother, who suffers from psychosis. (( Links and more info below... ))