"Tell me about a time requirements changed mid-project."
This is a Googleyness question. Your answer should show things: you didn't panic, you communicated clearly with stakeholders, and you adapted your approach.
Weak: "I was frustrated but we figured it out." Strong: "When the PM changed the data format weeks before launch, I mapped the old schema to the new one in a migration script, tested it against production data, and cut our delay from weeks to days."