| Answer | Crossword Clue |
|---|---|
| DUH | "How could I miss that?!" |
| DOH | "How could I do that?!" |
| DUH | "How could I be so dumb?" |
| DOH | "How could I be so stupid?" |
| DUH | "How could I be so stupid?" |
| AMAN | "How I Could Just Kill ..." Charlotte Sometimes |
| DUH | "How could I have been so stupid?" |
