Related Clues:
- Loony's head to examine
- Can't use bananas for fruitcake
- Foolish/mad person
- Teachers cover for fool
- Crazy chap made to take charge of investigation
- Maybe almond covering for fruitcake
- Crazy teacher's union suit
- Foolish person's action after cask is knocked over
- Someone mistaking wife for a hat, say — or a helmet?
- One must be mad to take charge of criminal investigation
- Eccentric Head hard going, put to flight
- Skull, perhaps — or nut?
- Cask overturned? Enclose one that's cracked
- Unstable person
- Maniac — shell