Roger Blavia

Roger Blàvia was a Spanish percussionist and drummer born in Barcelona in 1963. He was part of various musical groups, including Kejaleo and the Kitflus Kuartet. Blàvia was known for his contributions to genres such as Latin, Pop, and Jazz. He started his musical journey in 1978, performing with different bands throughout his career.

Unfortunately, I don't have detailed information about the releases you mentioned ("Gemini," "Rhythm complicity," "Un, Dos, Tres..."), but Roger Blàvia passed away on November 3, 2017. His legacy includes involvement in several groups and genres, leaving a mark on Spanish music.