Related Clues:
- Major upset
- Wake-up call, perhaps
- 5- or 40-Down ... or what the start of each answer to a starred clue can be
- Shocking development
- Fact that brings great surprise - wakes you up
- Surprising fact - like wake up call
- Fact or circumstance that brings enlightenment and surprise
- Circumstances that brings surprise and enlightenment
- Surprising fact or circumstance of ocular origin
- Revelation or enlightenment - with optical reaction?
- This surprises greatly - makes you look
- Fact that brings great surprise, dilating optics
- Fact that surprises or enlightens in optical way
- There's not a blinking thing that could be so surprising
- Seems sleep could never be such a surprise