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
Deniel	-	Breton
Ermenegilda	-	Italian (Rare)
Hercules	HUR-kyə-leez (English)	Roman Mythology
ŞAhnaz	-	Turkish
Mahin	-	Persian
Mladen	MLAH-den (Croatian, Serbian)	Croatian, Serbian, Slovene, Bulgarian, Macedonian