smile that's to die for -> What's the meaning?
SCRIPT
Susan: "What if I want to talk about the big crush I have on the plumber that lives across the street?"
Mike: "Big crush, huh?"
Susan: "Oh, yeah."
Mike: "Well, you’d have to tell me more."
Susan: "Well, um, he’s got a smile that’s to die for, and don’t get me started on his tattoo."
She kisses his hand.
Susan: "Thanks."
QUESTION
Susan: "Well, um, he’s got a smile that’s to die for, and don’t get me started on his tattoo."
1. smile that is to die for = Gorgeously attractive smile?
2. don't get me started on his tatto
-> Does she say that she at first fell in love with him mainly due to "his tattoo"?
Thanks a milion!