you'd better believe it

Also, you better believe it. You may be assured, as in You walk ten miles every day?-You'd better believe it! This imperative is almost synonymous with you bet your ass. [Colloquial; mid-1800s]

Common Names:

Name	Pronounced	Usage
Jamillah	-	Arabic
Max	MAHKS (German), MAKS (English)	German, English, Swedish, Norwegian, Danish, Dutch
Aaren	AR-ən, ER-ən	English (Rare)
Hypatos	-	Ancient Greek
Helmold	-	Ancient Germanic
Ingrid	ING-rid (Swedish), ING-ree (Norwegian), ING-grit (German)	Swedish, Norwegian, Danish, German