Broken Finger.?

smacked something ither a HARD MIVE TREE or a BRICK WALL SATURDAY NYT!!! after a mssive arguement with a mate on my other mates 18th b'day, my RIGHT HAND Phalanx finger is looking broken to me or Sprained. or even Fractured.? i dunno and the two others fingers in the middle looking that same way how can i find out if they are broken or how do i break them loL!!! this pain is killing me take ajd do anything just to sort out mostly my Phalanx finger even break it silly way HELP!!