There's no denying that time is definitely on Heather Dubrow's side these days. The Real Housewives of Orange County star shared a throwback pic from her high school years on her Instagram account on Sunday, and the reality television star looks exactly the same way she did over two decades ago.

Real Housewives Of Orange County News: Heather Dubrow Surprises Her Family With A Trip To Disneyland For Christmas

Dubrow posted the black-and-white photo on her account and captioned it with, "My cousin just texted me a picture from my senior year HS yearbook! Too funny... #17yearsold #ChappaquaNY".

 My cousin just texted me a picture from my senior year HS yearbook! Too funny... #17yearsold #ChappaquaNY

A photo posted by Heather Dubrow (@heatherdubrow) on Jan 18, 2015 at 8:37am PST

Many of her followers were also pretty impressed with the pic as the commented with, "Wow! You look the same! Nothing has changed except your hair... Which is probably a good thing!" and "@heatherdubrow, you're the only housewife who doesn't look altered. So nice."

Heather Dubrow Shares Adorable Selfie With Her Four Kids In Mexico

Meanwhile, things have definitely been festive, if not rather busy for the reality television star this past holiday season.

After surprising her four children with a trip to Disneyland on Christmas, the Real Housewives of Orange County star announced that she was taking them to Mexico to celebrate New Year's Eve. Unfortunately though, Dr. Terry was left behind in Los Angeles.

In a photo that she shared on her Instagram account last week, Dubrow wrote, "And we are OFF!!!!! Puerto Vallarta here we come! Already miss you @drdubrow ! See you in a few days!"

Dubrow will be back on the small screen next spring when The Real Housewives of Orange County returns to Bravo.