Chas & Dave / Gertcha

Whose song is Chas & Dave / Gertcha?

Artist Album
Chas & Dave
The Best of Chas & Dave
The Very Best Of (Disc 1)
Various
A Time To Remember
A Time To Remember 1979
Hits From The 70's - Vol 2
Original Hits - 70s
PX14
Sunfly SF0874
The Wedding Collection (Disc 3)
Various 814
70s - 130 Original Hits (Disc 6)
Various Artists
Original Hits 70s Pop (CD6)
PKXtreme#2 Disc 9