Klaas Heufer-Umlauf is a German television host, producer, actor, and singer, best known for his dynamic duo with Joko Winterscheidt. He has co-hosted several successful shows, including MTV Home and Circus HalliGalli. Heufer-Umlauf is also the founder and singer of the band Gloria. His charisma and unique humor have made him a beloved figure in the German entertainment industry.