Audrina Patridge is ready to pop!

The Hills alum is counting down the days until the arrival of her first child, and she's already missing her soon-to-disappear baby bump.

RELATED: Enter For a Chance to Win $1,000 in Cash!

"It's going to be weird not having a belly soon or feeling little kicks punches and hiccups allll the time, I'm so used to it now and am loving it," the 31-year-old captioned the mirror selfie. "I've had a pretty good pregnancy so I'm very thankful for that and also for good genes."

The brunette beauty is expecting a baby girl with her fiancé, Corey Bohan, 34, and has been taking fans along for the ride.

RELATED: A Devastating Detail From Princess Diana's Past Has Been Revealed

"Corey can't wait to teach her how to surf," she wrote. "We are so excited to meet her. She already has a personality kicking around in my belly."

For more photos of her growing baby bump, check out the gallery below!