Hannah Hart, Creator of YouTube's 'My Drunk Kitchen'

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 tu…