The Eight Second Ride singer got down on one knee and proposed to Buchanan during his annual benefit concert Saturday in Vero Beach, Fla., while singing his song, Don't Think I Can't Love You.
You're probably wondering where your ring is, right? Owen asked his girlfriend.
I just said I can't buy you a big diamond ring or a big old house on the hill, but I promise you I'll love you forever and ever and ever, he continued - lyrics to his song.
Scroll down to watch Owen propose to Buchanan.
I'm a happy man. Life is complete, Owen tweeted Sunday to his 159,000-plus followers on Twitter.
Here are 10 other amazing marriage proposals, courtesy of YouTube. Just click on the descriptions below to watch the 10 best proposals documented on YouTube.
1. Guy falls off building marriage proposal
2.Giants linebacker Greg Jones proposes after winning the Super Bowl
3. (500) Days Of Summer Proposal
5. Iowa State University cheerleaders assist in proposal
6. Jason Sehorn proposes to Angie Harmon on The Tonight Show
8.; Air Force training graduation proposal
9. So You Think You Can Dance proposal
And here is video of Owen's proposal to Lacey Buchanan:
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