Danish pop/schlager vocal quartet formed in 1956. Original member Otto Brandenburg left in 1958 to pursue a successful solo career and was replaced by Flemming Rasmussen, better known under his stage name James Rasmussen. After the quartet split in 1963 John Mogensen served as a bar pianist for some years before becoming Denmark's most popular schlager artist of the first half of the 1970's.
In 2010 a tribute quartet with singers Keld Heick and Stig Rossen as well as actors Jesper Lohmann and Jesper Asholt started touring as "More Jacks".
2010
Media Services Ltd, Media Services Ltd, Media Services Ltd, Media Services Ltd
3xCD, Comp + Box
2008
EMI
CD, Comp
2006
EMI Music Denmark
3xCD, Comp
2005
EMI
4xCD, Comp
2000
Disky
CD, Comp
1999
Harlekin
CD, Comp
1968
1966
Columbia
7", Single
1964
1963
Odeon
7", Single, Mono
1963
Odeon
7", Single
1963
1962
Odeon, Odeon
7", Single
1962
Odeon
7", Single
1962
Odeon
7", Single
1962
1961
Odeon
7"
1961
Odeon
7", Single, Mono
1961
Odeon
7", EP
1961
Odeon
7", Single
1961
Odeon
7", Single
1961
1961
1960
Odeon
7", Single, Mono
1960
Odeon
7", EP
1960
1960
1959
Odeon
7", EP
1959
Odeon
7", EP, Mono
1959
Odeon
7", Single, Mono
1959
Odeon
7", Single
1959
Odeon
7", Single
1959
1959
1959
1958
Odeon
7", EP
1958
Odeon
7", Single
1958
Odeon
7", Single
1958
Odeon
7", S/Sided, Single
1958
Odeon
7", EP
1958
Odeon
7", EP
1958
Odeon
7", Single, Promo
1958
1958
1958
1957
Odeon
7", Single
1957
Odeon
7", EP
1957
Odeon
7", EP
1957
Odeon
Shellac, 10"
1957
Odeon
7", EP, TP
1957
1957
1957
1957
1957
Odeon
LP, Comp
Odeon, Odeon
7"
EMI
Cass, Comp
2004
Philips
2xCD, Comp
2015
Documents
10xCD, Comp + Box
2007
Universal
2xCD, Comp
2006
Universal Music Group
2xCD, Comp
2005
EMI
2xCD, Comp, Copy Prot.
2004
Universal
3xCD, Comp
2003
CMC Entertainment, CMC Entertainment
8xCD, Comp
2001
Scanbox Entertainment
4xCD, Comp
2001
CMC Records (7)
CD, Comp
2001
CMC Records (7)
CD, Comp
2001
Disky
3xCD, Comp
2001
CMC
CD, Comp
2001
Disky
3xCD, Comp
2001
National Records (3)
2xCD, Comp
2000
Polydor
2xCD, Comp
2000
Disky
2xCD, Comp
1999
CMC Records (7)
3xCD, Comp
1999
CMC
3xCD, Comp
1999
CMC Records (7)
2xCD, Comp
1998
CMC Records (7)
CD, Comp
1997
National Records (3)
CD, Comp
1996
Egmont Music Club
2xCD, Comp
1996
Egmont Music Club
2xCD, Comp
1996
Egmont Music Club, Egmont Music Club
2xCD, Comp
1996
National Records (3)
CD, Comp
1996
National Records (3)
CD, Comp
1984
Ohrwurm
LP, Comp
1980
Philips
LP, Comp
1980
EMI
LP, Comp
1977
IFPI
2xLP, Comp, Gat
1970
Odeon
LP, Comp
1970
1970
1959
Odeon
10", Comp
1959
Odeon
10", Comp
1959
1958
Philips
7", Single
1957
Odeon
7", EP
Odeon
10", Comp
Odeon
10", Comp
Philips
7", EP
Odeon
10", Comp
Four Jacks
Four Jacks
Four Jacks
Four Jacks
Four Jacks
Four Jacks
Four Jacks
Four Jacks
Four Jacks
Four Jacks
Four Jacks
Four Jacks
Four Jacks
Four Jacks
Four Jacks
Four Jacks
Four Jacks
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Four Jacks
Four Jacks