Related Clues:
- Somewhat demented
- Barmy joke, third in cracker
- A crack up leaves one not right in the head
- Demented, with a crack on the head
- Giddy-brained
- Smitten to the max
- One fry short of a Happy Meal
- Lady __
- Wildly enthusiastic
- Pop superstar, for short
- 'Born This Way' singer, familiarly
- Lady singer with good range
- Grand military official's losing it
- Excessively avid
- Infatuated, informally