The third proposal
After all, the third time is a charm.
Unlike the first two attempts, I was ready with the ring.
Yes, it's a ring-pop. Yes, it's green. It's sour-apple flavor.
She has a ring. It's a family heirloom and that's what she's going to wear. It makes no sense to buy a special ring that she's not going to wear.
So, I caught her sitting down (so she couldn't get lower), got down on one knee, ripped open the package and held the ring in both hands.
I said "marry me?" and she said yes.