a form greeting, often used by crazy, rather strange looking teenagers in the London area.
sophie: hey hey!
baby is another word for "fluffy little woodland critter". Teenagers use it to refer to their loved ones as cute and cuddley without offending them by calling the "bunny boo" or "chipmonk face".
You're so sexy babe.
You're so georgeous babe, I could just cuddle you all day.