Source, in full
In response to being awakened from sleep by a stampede of animals and being told "The DAM is bust". <!-- "Zzzzzzz" is sound asleep against a tree. Suddenly, a huge commotion causes him to bolt awake! Sis Boombah is charging past him, running full tilt, left to right, followed by many other critters, also running flat out.
Notes from Wikiquote
Beauregard claws dirt and races to catch up to Sis Boombah. "What's wrong?" he yells over to her. | "The DAM is bust," she yells back at him, not missing a stride. | Two cartoon frames show more flat-out running, but no words. Finally, Beauregard yells: -->