Sheila, 47, and her 16-year-old daughter, Lauren, take their love of coffee to a dangerous new level. Sheila says she drinks 16 cups per day and has a 24-ounce, "sippy cup," she refills when she's on the go. Lauren drinks two to three cups of coffee when she wakes up and tops that off with a large latte on the way to school. Watch Sheila and Lauren's coffee drinking in action. And, find out what Sheila thinks of her daughter's caffeine consumption.