Final answer:
Lily was upset about the Father's Day card she made when she was nine because she accidentally revealed a secret about her father.
Step-by-step explanation:
The question seems to revolve around a specific event related to Lily concerning a Father's Day card she made when she was nine.
She wrote in the card that her father didn't actually go to work, but instead went to the movies. This upset Lily because it was a secret she wasn't supposed to know and she felt guilty for exposing it.
However, this context does not provide enough information about Lily or the Father's Day card incident to offer a factual answer.
What we can infer from the provided excerpts is that they each involve family dynamics and emotional struggles concerning parental figures. These snippets depict themes of regret, confusion, and unsettling family revelations.
We could assume that Lily's upset about the Father's Day card might stem from a similar emotional family situation like the ones described in these excerpts.