SSSFAGTCGWP: Several Species Of Small Furry Animals Gathered Together In A Cave And Grooving With A Pict

What does SSSFAGTCGWP mean? The above is one of SSSFAGTCGWP meanings. It may have other definitions. Please refer to the end of this passage.

Definition in English: Several Species Of Small Furry Animals Gathered Together In A Cave And Grooving With A Pict