| Answer | Crossword Clue |
|---|---|
| BLUEMOON | Very rare event. |
| PHENOMENON | Rare event |
| BLUEMOON | Rare astronomical event |
| TRIPLEPLAY | Rare baseball event |
| TRIPLEPLAY | Rare diamond event |
| FREAK | .. of nature: rare event |
| COLDDAY | Rare event in hell |
| TRIPLECROWN | Rare event in horseracing |
| COLDDAY | Rare event in Hell |
| BATH | Rare event for a hobo |
| ONEFORTHEBOOKS | A record or rare event: Colloq. |
