Smart and Smarter/References

References/Trivia

There's a few references to Lisa's Subsitute:
- M# * arge gives Lisa the paper quoting "You are Lisa Simpson". Mr. Bergstrom gave her a similar paper. * The poster looking for Lisa that says "Free Beer: Now that I got your attention....", which is like the one where Bart's campaign poster says "Sex: Now that I got your attention...". # Lisa said her I.Q. is 159. In "Homer's Enemy"
- The poster looking for Lisa that says "Free Beer: Now that I got your attention....", which is like the one where Bart's campaign poster says "Sex: Now that I got your attention...".
Lisa said her I.Q. is 159. In "Homer's Enemy", Homer states Lisa's I.Q. is 156.
During the end credits, you hear Simon making comments about various members of the production team.