Crowd shot masthead ApologetiX Logo Keith Haynie plays bassBill Hubauer plays lead guitarJ. Jackson sings leadJimmy Vegas Tanner plays drums

Is J. really the singer's first name?

No, it's his middle name. His full name is I. J. K. That way, when people ask who he is, he doesn't have to say "I'm J., O.K.?" He can just abbreviate it to "I J., K.?"