Gained fame on Vine as one half of the video content creating duo Sam and Colby alongside his friend Sam Golbach. They then transitioned to YouTube, where they have earned over 11 million subscribers. They primarily explore haunted houses and other scary locations for their YouTube videos. Colby also has his own self-titled YouTube channel where he posts additional horror and scary content.
He and Sam reached their first 10,000 followers in January of 2014 and their first 100,000 followers in April of 2014.
He and Sam's Vine account earned over 1 million followers before the app shutdown. He's a Capricorn. He announced he was diagnosed with cancer in February 2023 and became cancer-free in July 2023.
He is from Stanley, Kansas and was born Cole Robert Brock. He has a brother named Gage.
He collaborated with Jack Dytrych on a video called "Inappropriate Songs While on Hold" in January of 2014.