Fisherman: We brought them in by the boatload day and night. Then one day, they were gone.
Lisa: Maybe you just over fished them.
Fisherman: Maybe they under-spawn.
Lisa: Maybe you killed them all!
Fisherman: Maybe the fish killed themselves!
Lisa: Maybe you should be ashamed of yourself!
Fisherman: Maybe you should marry Milhouse!
(Lisa gasps)
Fisherman: Yeah that's right! I know about Milhouse.