Bart: I bet I can prove Krusty's innocent, but... [meekly] I need your
help.
Lisa: [genuinely not knowing] You do? Why?
Bart: Oh, come on, Lis, you know why.
Lisa: No! Why?
Bart: I'll never forgive you for making me say this, but...
[deep breath] You're smarter than me.
Lisa: [adorable smile]
-- "Krusty Gets Busted"