. >> reporter: authentntatety, rorort, and finally kirsten. for the first time since he was left alone, d.j. is in the arms of the biological family he never knew. >> what are you thinking? >> you look likik our uncle john. yeah. >> reporter: amid the joy there is tension as well. because d.j. now has to tell them he was abandoned, lt in a mangng alone. >> i iuess i should stata with my story begins in texas. was found in the nativity scene of st. anne's catholic church. i think that i was left there because that was the safest place that i couldave been left at that time. i was born in december. so it was around christmas time. and i know that this information is a bit of a shock for you guys. this i i the article thaha ran in "the houston post." i know this is a lot to take in. reporter: as for his birth mother, sadly d.j.'s have no clue why she did what she did. but d.j. says he can live with that. >> i mean, for me it was about finding that connection. like you're just floating in this sea and you don't have any anchor to hold on to. and s

rorort kahn disguised himself as bob kane. of superman, even reportedly used more than one pseudonym. from this first superman cartoon in 1941, super heroes would take flight as the gravity defies media juggernaut we know today. comics have proven so commercially indestructible, disney bought marvel and rival d.c. comics has five tv shows on now, including "super girl" about superman's cousin. and the comic-coneic conventions known >> we want younger people who will become artists at some point to realize that it's possible and everyone has to start somewhere. >> reporter: even this daydreaming 9-year-old, who drew batman in his hebrew school book. 75 years later, that book is in the exhibit, and a grownup mark gergberg is a new yorker. >> become a super hero in mywn way. you never lose that initial fascination with cartoons. >> reporter: and those adults are passing that fascination onto their kids who, perhaps for the first time, realizezeyou dodot need super powers to change the world. >> i do feel more inspired by them in