"Life is too short not to be with the person you want to be with. I don't really care about the wedding or the piece of paper as much as I do the promise we've made to each other. And we want to have a long engagement," Cyrus,19, told Marie Claire magazine, reports contactmusic.com.

Cyrus admits it was a "complete surprise" when 22-year-old Hemsworth proposed her and she loves her antique diamond engagement ring.u00a0She added, "I just love that it's old and has a story... and I'm happy because it doesn't look like anything else I wear."u00a0