Translation of "Betty's" in Spanish

But in spite of "Ugly Betty's" success,

A pesar del éxito de "Ugly Betty",

Does Betty's son know that his mother is a serial killer?

¿El hijo de Betty sabe que su madre es una asesina en serie?

I remember you often went to Betty's house to tea when you were a little girl.

Me acuerdo que tú ibas a menudo a la casa de Betty a tomar té cuando eras niñita.