Corrected entry: At the end, when the scout comes to the door selling cookies, Doug decides to buy a box of the shortbread ones. If you look at the cookies he actually takes, it's a box of the chocolate covered peanut butter cookies. (I believe Girl Scouts call them Tag a longs).Roxy
Corrected entry: When Carrie and the psychiatrist are at the birthday party in her flashback, she says that the cake he is eating is "like forty-two years old". If this flashback took place forty-two years ago and the young Carrie at the party appears to be around eight or nine, then adult Carrie would have to be at least fifty years old.