get one's wires crossed

Also, have one's wires crossed. Become or be confused or mistaken about something, as in If you think there's a meeting today, you really have your wires crossed; it's not till next month . This expression transfers a wrongly wired telephone or telegraph connection to human misunderstanding. [Colloquial; early 1900s]

Common Names:

Name	Pronounced	Usage
Alda (3)	-	Icelandic
Josif	-	Serbian, Macedonian
Danielius	-	Lithuanian
Marjaana	MAHR-yah:-nah	Finnish
Octavia	[ɔk'teiviə]
RomÁNa	-	Hungarian