"It's happy-sad. They're on the yellow brick road and they have to go to the wicked witch's scary castle and Dorothy's crying 'cause she's scared and then they melt her and they sing 'Ding dong the witch is dead.'"
Buster tells Uncle Peter about his favorite movie, while wearing his new favorite shirt, his fireworks shirt from Seattle.
Confession: I lost my scribbled note recording this conversation, so it's largely from memory, but he absolutely said "It's happy-sad."