Four Jacks was a Danish vocal quartet formed in 1956 by Poul Rudi and Otto
Brandenburg. John Mogensen joined shortly after and assumed creative leadership,
adding Bent Werther to the lineup. The group made their television debut in
1957. Brandenburg departed in 1958 to pursue a solo career and was replaced by
James Rasmussen. The quartet became inactive in 1966. Notable recordings include
their versions of “On the Road to Mandalay” (1913), “Åh Marie, a ve hjem te
dig”, and “Tjener jeg er tørstig”. In 2005, a re-release of their hits reached
Number 1 on the Danish Top 40 charts. D...