On Glen's résumé: hit songwriter, Facebook dominator, and member of Styx.
Gary Brooker of Procol Harum
The lead singer and pianist for Procol Harum, Gary talks about finding the musical ideas to match the words.
The "A Thousand Miles" singer on what she thinks of her song being used in White Chicks and how she captured a song from a dream.
When Judd Apatow needed under-appreciated rockers for his Knocked Up sequel, he immediately thought of Parker, who just happened to be getting his band The Rumour back together.