Tiger Woods' Dog to Undergo Double ACL Surgery

Things are looking up for – and his border collie, Taz.

After missing the cut at the U.S. Open last week, the golfer announced on Twitter Monday that his pup is undergoing a procedure to help him get around better.

“A rough year is about to get better,” Woods wrote alongside a picture of the cute black and white pooch looking into the camera. “Taking my boy of 9 years to get double ACL reconstruction on both hind legs.”

Tiger Woods Did Not Cheat on Lindsey Vonn: Sources

Lindsey Vonn Is 'Hurting' After Breakup with Tiger Woods

Lindsey Vonn may have appeared upbeat during a public appearance in Seoul, South Korea, on Tuesday as she was appointed honorary ambassador to the 2018 Winter Olympic Games. But there was a whole lot going on behind her smile.

Lindsey Vonn and Tiger Woods Have Split

Skier Lindsey Vonn and golfer Tiger Woods have broken up.

“After nearly three years together, Tiger and I have mutually decided to end our relationship,” Vonn, 30, wrote in a Facebook post on Sunday.

“I will always cherish the memories that we’ve created together. Unfortunately, we both lead incredibly hectic lives that force us to spend a majority of our time apart.

“I will always admire and respect Tiger. He and his beautiful family will always hold a special place in my heart.”

Lindsey Vonn Feels 'Privileged' to Spend Time with Tiger Woods' Kids

“You know, I feel privileged to be along for the ride, and I help as much as I can. They’re great kids – I love ‘em,” she tells PEOPLE

Cutest Caddies! See Tiger Woods's Kids Carrying His Clubs

“I’ll always have memories of my pop at Augusta and now Sam & Charlie. An amazing day,” Woods Tweeted

So Cute! Tiger Woods Cuddles Up to His Kids on the Golf Course

Lindsey Vonn, the pro golfer’s girlfriend of two years, brought his two kids to the course to offer some moral support

Tiger Woods Can't Name His Soon-to-Open Restaurant After Himself

Although he has been involved in everything from choosing the granite counter tops to deciding the price of cocktails at his soon-to-open restaurant, there is one thing Tiger Woods has little control over: the name.

Tiger Woods Explains Ski Slope Tooth Injuries After Lindsey Vonn's Historic Race

Tiger Woods smiled broadly Tuesday as he met reporters with a full set of pearly whites after his teeth-damaging ski slope incident in Italy.

Lindsey Vonn: Sharing Historic Win with Tiger Woods, Family Was 'Really, Really Special'

When Lindsey Vonn broke the all-time record for World Cup victories on Jan. 19 with her Super-G win at Cortina d’Ampezzo, Italy, she was greeted by an ecstatic entourage at the finish line, including her parents, step-parents and sister.