The proud mom, 31, shared a family photo with Santa on Instagram Wednesday to celebrate their 8-week-old child’s upcoming Yuletide.
“@gunnerpratt first time seeing Santa! it was a last-minute decision so we don’t look festive,” she captioned the portrait.
The sweet snap follows little Gunner’s first Thanksgiving which his parents made sure to document on their social media.
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“This was the best Thanksgiving of my life! So thankful for my family! @gunnerpratt first Thanksgiving!” Montag shared on Instagram. “Life gets so busy and there’s so many things going on. I love the holidays to reflect on what I am truly thankful for and what matters in life. To me love is the most important thing. I am so thankful our family continues to expand!”
There have been lots to celebrate this holiday season for the Pratts as they recently marked their nine-year wedding anniversary.
Montag and Pratt, 34, met while filming the popular MTV reality show, which aired for six seasons from 2006-2010 and chronicled the couple’s on-again, off-again relationship — and drama with costar Lauren Conrad, Heidi’s former BFF.