Here are some songs Frank Iero did without MY CHEMICAL ROMANCE:
http://www.youtube.com/watch?v=S2c4HqbiIlU
http://www.youtube.com/watch?v=O1wZyjRr8DU
http://www.youtube.com/watch?v=-Y3osl5SCg8
http://www.youtube.com/watch?v=Tfqt6j1XpI4
these are Pency Prep the band he had before MY CHEM v
http://www.youtube.com/watch?v=KX3xVUTA5zc&list=PL95CC327161295718