Charles

A Song for Charles Darwin's 200th Birthday - The True Vine - http://www.youtube.com/watch?v=7AvjDlDiknU

Yumeji

Yumeji's theme - In the mood for love OST - http://www.youtube.com/watch?v=I0tMmsUEGOY

Ben

No sex for Ben - The raptures - http://www.youtube.com/watch?v=FPedDHM4zSI&feature=related