You had better believe it!

You (had) better believe it!

exclam. It is true without question! Yes, this is the best, and you had better believe it!

Name	Pronounced	Usage
Piia	PEE:-ah	Finnish
Tero	TE-ro	Finnish
Mabel	MAY-bəl	English
Gauri	-	Hinduism, Indian, Hindi, Marathi
Auberon	O-bər-ahn	English (Rare)
Christine	['kristi:n]