H3H3 Productions is a popular YouTube channel created by Ethan Klein and Hila Klein in 2011. The channel is known for its reaction videos, commentary on internet culture, and humorous takes on various topics. The Kleins often critique trends, social media personalities, and online controversies, making their content both entertaining and thought-provoking. In addition to their main channel, H3H3 Productions has expanded into podcasts, known as the H3 Podcast, where they interview guests from various fields, including entertainment and social media. The channel has garnered millions of subscribers and has become a significant voice in the online community.