Jessica Simpson and her fiancé Eric Johnson celebrated four happy years together this week, with the fashion designer and singer posting a picture to gush about the father of her two children Maxwell, 2, and Ace, almost 1.

“Happy 4yr anniversary baby!! I am so honored to be the mother of your babies and loved by you every moment,” she wrote on Instagram, along with a picture of the couple kissing.

She posted another picture with the caption, “I can’t wait to marry you!!! Best 4yrs of my life!!! Thank you @tomeverhartstudio for being an amazing mentor to us all. Happy Birthday…again 🙂

images via Instagram from Jessica Simpson

Simpson and Johnson, a former NFL player, got engaged before she got pregnant with their first child and had to postpone the wedding until this summer.

She told Today’s Savannah Guthrie in a recent interview that the wedding will definitely be “extravagant.”
“I don’t do things small,” she said.

Visit NBCNews.com for breaking news, world news, and news about the economy