The wedding bells surrounding popular reality Tv show The Hills keep ringing - Holly Montag has revealed she is engaged to wed her boyfriend Richie.

The happy news comes two days after former The Hills bad boy Jason Wahler exchanged vows with model Ashley Slack and a day after his ex-girlfriend, Lauren Conrad - also a regular on the show, announced her engagement to law student William Tell.

Holly Montag's sister Heidi, who is also a fellow The Hills alum, broke the news of the latest engagement on Twitter.com, writing, "A Huge congratulations to my amazing loving sister on her engagement to Richie! Answered prayers! love u so much & am so ecstatic for u (sic)!"

Montag had previously been linked to Justin 'Bobby' Brescia, who had appeared on The Hills and dated both Audrina Patridge and Kristin Cavallari.