It's actually "So baby don't feel MY pain just smile back." Lyric from Eminem's song When I'm Gone based on him telling his daughters not to mourn him when he dies, but to remember the things we wanted to do for them. It's a lovely song, check it out.
Weirdly enough, instead of fueling my frustrations, listening to angry music actually is a way to let off steam and channel feelings in a positive way. Bottom line, angry music can sometimes make you feel better