Kelianne Stankus and Chase Mattson are engaged Fri Dec 18, 2020 at 11:24am ET TikTok star Kelianne Stankus and her boyfriend Chase Mattson are engaged. Stankus took Instagram earlier in the week to share the news of her engagement with her 1.7 million followers. She posted a photo showing her and Mattson together. The photo shows her wearing her engagement ring. Sign up for our newsletter! “I said yes to the man of my dreams. I can’t wait to spend forever with you,” Stankus wrote. “Yesterday was an absolute fairytale, thank you Chase and thank you to everyone that played a special part. 12-12-20… Future Mrs. Mattson.”