Somebody ought to put the fish in the river.

Patterson the Cop: What's the big interest in the pet store all of a sudden?
Mr. Dobson: They've been hanging around here.
The Motorcycle Boy: Take a look at the fish.
Patterson the Cop: You're crazy. You're really crazy. And, you know, I've known all about it all along.
The Motorcycle Boy: But they belong in the river.
[guesturing at the fish]
The Motorcycle Boy: I don't think they would fight if they were in the river. If they had room to live.
Patterson the Cop: Someone ought to get you off the streets.
The Motorcycle Boy: Somebody ought to put the fish in the river.
[starts chuckling to himself]