No history of pop music would be complete without listing some of the best girl groups of all time.We’re not talking about bands that are fronted by women or that feature women musicians, but about those that are comprised solely of non-male members.1937 – Andrews Sisters ,  1957 – Martha and the Vandellas, 1957 – Shirelles, 1959 – Supremes, 1973 – Pointer Sisters, 1978 – The Go-Go’s, 1979 – Bananarama, 1981 – The Bangles, 1984 – Expose, 1989 – En Vogue, 1991 – TLC, 1996 – Spice Girls, 1997 – Destiny’s Child, 1998 – Sugababes, 2002 – Girls Aloud, 2003 – Pussycat Dolls, 2007 – Wonder Girls, 2009 – 2NE1, 2011 – Little Mix, 2012 – Fifth Harmony, 1986 – Salt-N-Pepa, 1976 – The Runaways