You can get the songs by going to \Windows\winsxs\x86_microsoft-windows-musicsamples...
Complete list of tracks:
* Aaron Goldberg - OAM’s Blues
* AISHA DUO - Amanda
* AISHA DUO - Despertar
* Habib Koité and Bamada - Din Din Wo (Little Child)
* Habib Koité and Bamada - I Ka Barra (Your Work)
* Karsh Kale - Distance
* Karsh Kale - One Step Beyond
* Nicolaus Esterhazy Sinfon - Symphony No. 3 in E-flat major, Op. 55, ‘Eroica’ - Scherzo-allegro vivace
* The Posies - I Guess You’re Right
* The Posies - Love Comes
* Luciana Souza; Romero Lubambo - Muita Bobeira
I Guess You're Right is my favorite song in the group. I couldn't think of any reason why Microsoft would include those songs in a cleverly hidden folder. Maybe, they're the favorite artists of MS employees?
Original blog post here
