There are multiple artists by the name of P.A.:
1) P.A. is a hip-hop artist from Toronto, Canada. P.A.'s sound has an old school sound. Most his albums are released via internet for free. His latest material is "Rhythmicism Blvd EP".
2) P.A. is also a name of a Drum & Bass artist.
3) P.A. is a DJ/producer from Utrecht, The Netherlands doing house and techno music.