A friend once set me a challenge, post a song to Facebook that I loved, beginning with the Letter P. There were a few contenders, including a lot of songs by Pulp and Parklife by Blur, but in the end I opted for a song that is not only a total classic, but is also the soundtrack to one of my fave 80s chick flicks. Pretty in Pink is the ultimate 80s chick flick, starring the brilliant Molly Ringwald as Andie, a girl from the wrong side of the tracks who attracts the attention of the lovely Andrew McCarthy as Blane (those 80s movie names). The film culminates in the…