. >> in 1999, dylan klebold and eric harris gunned down 12 of their classmates at columbine high schoolelier was the fbi's lead columbine investigator. >> when i first saw the videotape that adamcik and draper made, i was astounded at how similar they seemed in their actions to what i had seen harris and klebold doing on their videotapes. the same themes seemed to be coming out. >> brian draper even mentions klebold and harris on the tape. >> this sort of documenting eerily similar to harris and klebold's tapes, that they want to be famous for their evil deed. >> we are going to go down in history. we're going to be just like "scream" except real life. we're going to be murderers like ted bundy, like the hillside strangler, the zodiac killer. >> no, those people are more amateurs compared to what we're going to be. >> he's craving infamy, all four boys seem to want the excitement and exhilaration that is an extreme high for them. >> we are sick psychopaths that get pleasure of killing other people. >> that sounds good, baby. >> like with harris and klebold, they clearly recognize what t