be as nutty as a fruitcake

(British & Australian informal)

to be crazy 'Isn't she slightly strange, your aunt? 'Oh, she's as nutty as a fruitcake.'

Name	Pronounced	Usage
Narciso	nahr-CHEE-so (Italian), nahr-THEE-so (Spanish), nahr-SEE-so (Latin American Spanish)	Italian, Spanish, Portuguese
Alesha	ə-LEE-shə	English (Modern)
Arethousa	-	Greek Mythology
Antwan	an-TWAHN	African American
Alcide	-	Italian
Zuleika	zoo-LAY-kə (English)	Literature