Does Demi Moore smoke?: Yes Demi Moore Smoking.Does Demi Moore drink alcohol?: Yes Demi Moore Drinking Alcohol.The childhood of Demi Moore was disturbing as her biological father had left her mother alone; even before Demi Moores birth. When she was of three months, her mother remarried to Dan Guynes, who was also not a financially stable person. Her parents kept on arguing, drinking, and beating, until Dan Guynes ultimately committed suicide in 1980.In her childhood, the actress suffered from strabismus (crossed eyes) and had two operations. Later, she suffered from kidney dysfunction. Demi Moore Childhood Picture.She didnt know about her biological father until she found the marriage certificate of her mother and her stepfather at the age of 13. According to the papers, they were married in 1963, but she was born in 1962.At the age of 16, she left her school and joined a modeling firm after getting inspired by a 17-year-old German actress Nastassja Kinski (her neighbor). After one year, in 1980, she got married to Freddy Moore (a musician). She did this marriage because she wanted to get rid of her mothers custody. The couple got separated in 1985.She began her career in 1981. She wrote three songs with Freddy Moore and had been featured in the music video, Its Not A Rumor. The same year, she made her debut as a supporting actress with the film Choices..In 1982, she was in news headlines for french-kissing a 15 year-old-boy multiple times.In 1984, she appeared in a soap opera General Hospital and in a romantic comedy movie Blame It on Rio. The same year, Demi featured in the movie No Small Affair as a leading actress. Demi Moores first leading role in No Small Affair.In 1986, her film About Last Night became both a commercial and critical hit; which well-established Demi as a Hollywood star.