No, Rudy Rendon did not sing on the album (to my knowledge, he left the band just prior to the recording). I'm not sure what he's holding. I'd ask my father if we still spoke (sorry) but this was before I was born by many years and I'm working from memory early in childhood. The things on the...
Yes, it's real. Buck Houchins is my estranged father and I took it from his Facebook page. It's the only picture I've ever seen of the band from the 60s too.