On the show Sex and the City, series 4 episode 17 ('A Vogue idea') Carrie told Julian Fisher that her father had left her and her mother when she was little. In The Carrie Diaries Carrie's mom died and she lives with her father and sister.
Halfway through the first season, Anna Sophia Robb wore a wig to prevent damaging her hair from the constant curling. Then started wearing her natural hair when the second season started as they found a healthier way of doing it.
Nadia Dajani who plays Deb also played the role of Nina Katz in Sex and the City. Nina Katz was the woman who dated Aidan right after Carrie broke up with him the second time. She pulled her "the face". However in The Carrie Diaries the same woman dates Carries father.
The top view of the whole town is used in Pretty Little Liars, Witches of East End, The Carrie Diaries, Gilmore Girls, Riverdale, Bitten and Hart of Dixie. The set itself is used on Pretty Little Liars, Gilmore Girls, and Hart of Dixie.
Sebastian is seen playing Super Mario Bros. The game was not released in North America before May 15, 1987. The episode is supposed to be in the fall of 1985 before homecoming. The game was released in Japan September 13, 1985.