Graduation Day was a three-issue bi-weekly limited series published by DC Comics between July and August of 2003. The series brought together members of both the Titans and Young Justice, each of which were previously spotlighted in their own respective titles. Graduation Day was the springboard for two ongoing comic titles, Outsiders (Volume 3) and Teen Titans (Volume 3).
Titans / Young Justice: Graduation Day #1-3 
Publisher: Lion Forge Comics | CBZ | English | Year: 2003