US YouTube and Instagram star Colby Brock initially gained fame on Vine with his Sam & Colby video series, created with his friend, Sam Colbach. Known for his funny videos, challenges, and pranks, he has also launched The Life Project, an initiative to help children. A music lover, he plays the clarinet.
Michael Stevens is an American public speaker, educator, YouTuber, editor, and entertainer. He is credited with creating the popular education YouTube channel Vsauce, which he also hosts. His popularity increased in 2017, when he created a YouTube Premium series titled Mind Field. Michael Stevens is often counted among the most successful YouTubers in the world.
Sam Golbach is an American social media personality best known as one-half of the dynamic duo, Sam and Colby. He achieved popularity by posting prank videos on Vine along with his friend Colby Brock. After Vine was shut down, Sam Golbach and Colby Brock continued posting their videos on YouTube.