The Angry Beavers (1997)

S03E45 Strange Allure

Dag finds himself entangled in a disastrous romance with a fishing lure that's lodged in his tail. In an effort to help, Norb takes a tough-love approach, urging Dag to realize that it's wiser to part with his tail than to become emotionally ensnared by a piece of tackle that’s pulling him down.