Keep shirt on!

Keep your shirt on!

(British, American & Australian informal) also Keep your hair on! (British & Australian informal)

a slightly impolite way of telling someone who is angry to try to be calm and patient Keep your shirt on! I'll be with you in a second.

Name	Pronounced	Usage
Marciana	-	Ancient Roman, Portuguese (Brazilian)
RÍOna	-	Irish
Valerija	-	Serbian, Croatian, Slovene, Lithuanian
Ramses	RAM-seez (English)	Ancient Egyptian (Hellenized)
Urias	-	Biblical Latin
Husain	-	Arabic