| Clue | Source | Date |
|---|---|---|
| Adjusted, as the pitch of T-Pain vocals | ||
| Like many Charli XCX songs | Universal | 12 Jan 2025 |
| Song changed using computer, as car is being adjusted by mechanic | ||
| Like Cher's "Believe," famously | ||
| Artificial, as some modern pop vocals | New York Times | 26 Feb 2020 |
| Perfected pitch? | The Washington Post | 06 Mar 2016 |