- Bless one's stars.
- Bless one's lucky star. & Bless one's stars.Prov. Be thankful for a lucky thing that happened. (Also Bless my stars!, a mild interjection of surprise.) •
I bless my lucky star that I met you, dear.
•I was in a car crash yesterday, and I bless my stars that no one was hurt.
•Alan: Look, honey! I gave the house a thorough cleaning while you were away. Jane: Bless my stars!
Dictionary of American idioms. 2013.