<Li> Smart Alec (1951 film), a 1951 pornographic film starring Candy Barr </Li> <Li> Smart Alec (1986 film), a 1986 film directed by Jim Wilson </Li> <Li> Smart Alek, a 1993 film directed by Andrew Kötting </Li> <Li> Smart Alex, a 1985 album by The Adicts </Li>

Where does the phrase smart alec come from