Bam posted his latest claims from Florida, where he says he’s on his own and seeking the help he needs. The guy’s been in and out of rehab lately and his former costars — including Steve-O — say they’ve desperately been trying to get through to him.Bam’s gone back and forth for months with his former pals. You might recall, the dude was literally calling on fans to boycott the newest “Jackass” movie when it came out … only to turn around a day or so later with an about-face.