Argentinean actor and TV host who is known for shows like El Último Pasajero, A Todo o Nada and Los 8 Escalones. In 2018, he became the host of La Tribuna de Guido.
He made his acting debut when he was 7 years old, appearing in La Pandilla Aventurera, the theatre adaption of The Wizard Of Oz.
He has been nominated for several Martin Fierro Awards, and won two - one in 2014 for Best Program, and another in 2017 for Best Male Host.
He has three siblings - Emiliano, Maria Sol, and Analía. He was married to Florence Bertotti from 2006 to 2010. They had a son, Romeo Kaczka, in 2008. He married Soledad Rodriguez in 2018. They had a son, Benjamín, in 2014, and a daughter, Helena, born 2017 .