With a revealing video he posted via Twitter Thursday, Chris Brown wants to show his true self. Admitting to an unseen cameraman that he was "a little drunk," the 23-year-old singer expresses the desire to be honest and confesses that he's been "stressed out." "It ain't about the music, I love my fans, I love everything," Brown said. "It's just ... when you share history with somebody, then you tend to fall in love with somebody else, it's kind of difficult." It's unclear when Brown taped the video, but it would be easy to presume that he's referring to his current state of affairs. As Brown speaks, the video cuts to images of Brown partying…