He is often seen hanging out in the boys' locker room, though he is quite unwanted. It is implied that Jonathan has been trying to be popular since the third grade, often resorting to the "bad boy" attitude. When trying to get the attention of the football team, Jonathan revealed that he is no longer going by Jonathan but instead nicknamed himself "Than. However, as he became closer to the other characters, they began to call him "Than.
Despite trying to be a "bad boy," Jonathan is showed to be incredibly sensitive and friendless. After the football team told him to leave, Jonathan began to cry and tell himself that "this is the reason you Jonathan have no friends. It is implied in Episode 4 that Jonathan is in denial about being either gay or bisexual, as he agrees to suck Matthew Derringer 's dick it was an expression, not an invitation before saying he would suck the entire football team's dick.
He quickly denied being gay when Tanner told him that he was. He does reveal that he received a blowjob from Rachel suggesting his bisexuality. His sexual ambiguity is further shown when everything he says to the football team in episode 16 implies homosexual acts. Later, he is shown wanting to have sex with Brittnay, but when she states that she only lets boys have anal sex with her, he says it's "not a problem.
Jonathan decided once and for all to see if he truly was and went into the boys' locker room and kissed Tanner, where he finally figured out he was gay. It is then revealed in Episode 30 that Than was pretending to be gay just so the guys would like him more.
Tanner, however, still accuses him of being gay. In episode 36, Jenna Darabond explains her bisexuality to him, which he immediately relates to, though he has an obvious preference for men. After this, he begins to identify himself as bisexual. In episode 70 at the end of the phone call with Tanner Christiansen he is seen in bed with Shawn after Shaw asked about how the call went, they continued to have sex.
