"They've Bern [sic] saying we're engaged for a while now," she explained, "so we thought we'd have a little fun!
Besides, LeAnn points out, "Eddie is WAY more romantic than to [propose] to me in front of a 'lunatic' sign. Just thought it was too funny not to share a little 'TRICK!!' we're happy as can be and had the best Halloween!"
She also responded to a follower who predicts a non-Twitter-shared proposal in her future and wonders about her choice of ring.
"Um, yeah it will be private!" declares Rimes, adding (pointedly to Cibrian's jeweler), "I like cushion or Asher [sic] cuts. I'm into antique cuts."
And even though the couple started the engagement whispers, the singer shakes her head at the rumor-mongering media as she simultaneously pats herself on the back.
"Honestly, I'm so proud of Eddie and me for knowing who we are, knowing the strength of our relationship and laughing [at] all the silliness in the press," she says. "The things they can make up are hysterical."