It seems their past drama has subsided! Heidi Montag recently sent her former best friend and 'The Hills' co-star Lauren Conrad a congratulatory message several days after she tied the knot with William Tell. Does this mean their feud is over?

Hiedi Montag
Montag sent her former 'Hills' con-star a congratulatory tweet after her wedding

On Monday (Sept 15th), Montag, who was known for being BFF's with Conrad before becoming sworn enemies on the MTV hit show, sent a heartfelt tweet to the fashion designer that read, "Congratulation @LaurenConrad on finding true love and your soul mate! Sending you love and blessings! The best is yet to come! Love you."

More: Lauren's Former Co-Star Whitney Port "Loves" Her Engagement Ring & Plans On Designing Her Wedding Dress

This past Saturday (Sept 13th), Conrad walked down the aisle with William Tell in an intimate ceremony in front of friends and family in a venue on the coast of California. The newlyweds, who have been dating for over two years, told Us Weekly, "What a perfect way to start our lives together; surrounded by the people we love most."

More: Lauren Conrad, Kristin Cavallari, Heidi Pratt: Where Are 'The Hills' Cast Now?

The 28 year-old author met her 34 year-old beau on a blind date on Valentine's Day in 2012, they became engaged last October (2013). "I am very excited to share with you guys that William and I got engaged over the weekend," Conrad wrote on her blog site at the time. "I am beyond thrilled!"

Lauren Conrad
Conrad married William Tell on Saturday (Sept 13th)

Conrad also gushed about Tell to Cosmopolitan shortly after he popped the question, she said, "William hates it when I say this, but he really is a very nice guy, and when you meet a nice guy who also manages to keep your interest, that is the dream. If you're going to settle down, it should be with someone you can't stop thinking about."