alien [sometimes you feel you don't belong - melancholic...]
restless [refers to the Buffy episode restless - moving...]
dancer in the dark [this is Spike - the classic...]
pirate song [hey, ho, and a rottle of bum, hey!]
perfect mate [about the TNG episode perfect mate - mellow hip-hop...]
traitor [my heart has issues and an attitude - rocky...]
If you want the complete songs and 11 more: order the CD!