Kristin Cavallari has never known a love like this!
On August 10 -- two days after she gave birth to a 7 lb., 9 oz. baby boy named Camden Jack -- the former reality star took to Twitter to share her baby joy. "Being a mom is the most incredible feeling," she wrote. "I am so in love with this little boy!"
PHOTOS: Kristin Cavallari's sexiest bikini moments
This is the first child for Cavallari, 25, and her Chicago Bears quarterback fiance, Jay Cutler, 29. Following a brief split in July 2011, the pair reconnected fourth months later. They announced they were expecting in January 2012.
VIDEO: Eww! Kristin Cavallari opens up about her tampon disaster
In the days following her son's birth, several of Cavallari's former "Hills" costars have sent her congratulatory messages via Twitter. "Can't wait to see Camden," Audrina Patridge, 27, said. "So happy for you!"
"Congratulations on your new baby boy!" Heidi Montag, 25, tweeted. "One of life's greatest gifts! Enjoy mama!"
PHOTOS: Celebrity pregnancies
Montag's husband, Spencer Pratt, 28, even offered to be Camden's "Godfather if you need one!"
ALSO ON WONDERWALL:
Kristin Cavallari and Jay Cutler welcome a baby boy
Kristin Cavallari's maternity style
Molly Sims reveals first baby photos