Lovejoy's sheepdog

The Lovejoy's sheepdog is a Reverend Lovejoy's sheepdog.

History
Reverend Lovejoy walks his sheepdog and has it relieve itself on Ned Flanders's front yard. Ned comes out onto his yard, and Lovejoy scolds his dog as if his dog was doing its business on accident, but concurrently tells his dog quietly to continue.