S14E7: Special Edna (a.k.a. Love and Marking)
And did you know the hole's only natural enemy is the pile?
I can't believe you went to the movies with the teacher.
What happened to the Bart Simpson who put the mothballs in the beef stew?
Hey, I only hung out with Krabappel because Skinner blew her off.
I've never seen her so sad.