Charly Lownoise & Mental Theo are a DJ duo from the Netherlands. They are best known for their successful happy hardcore songs, but have also produced gabber records.
Charly Lownoise was born as Ramon Roelofs on June 16, 1968 in The Hague in South Holland and was later member of Starsplash. Mental Theo was born Theo Nabuurs on February 14, 1965 in 's-Hertogenbosch, North Brabant. Their more popular tracks include "Wonderful Days" (which samples lyrics Help Get Me Some Help by Tony Ronald), "Stars" and "Live At London". The song "Revolution" is played after AZ scores a goal at home.