About this "The Simpsons" episode:

The Simpsons - Homer's Phobia is the 15th episode of season 8 and number 168 overall in the series.
In this episode The family tries to sell an old heirloom at a collectibles store and strike up a relationship with John, the store owner. The Simpsons invite John over to their house to assess their other belongings and Homer takes a liking to him. Marge then informs Homer that John is gay and he refuses to see him again. Afterwards Homer notices changes in Bart's behavior and fears that John has turned him into a homosexual. Trying to make Bart manlier, they go on a hunting trip, but get attacked by a herd of aggressive reindeer. Suddenly, John arrives and saves the day. Homer then thanks John for saving his life and accepts him as a friend.