Whitney Houston appeared on the British reality competition show X-Factor Sunday night, and had a very minor wardrobe malfunction when the back strap of her dress busted during a half-hearted performance of "Million Dollar Bill." When she noticed the strap had broken, she wiggled it with her fingers and went on with the show, commenting after the song, "I sang myself out of my clothes." The full extent of Whitney's wardrobe malfunction. (From X-Factor)The real problem with the dress was that the strap was about 1 inch short and was visibly strained, creating a very unflattering look for the diva. And that sloppy wardrobe decision was indicative of the entire performance. Whitney came out and immediately started stumbling through the lyrics of her own song, trying to cover up with vocal accents that came out flat and gravelly.After the performance, Whitney looked out of it while she answered questions, her eyes half closed, and her answers bordering on incoherent. The performance immediately sparked rumors that perhaps the diva has slipped back to her old ways. Her past struggles with drug addiction have been a hot topic since the singer launched her come-back bid. Whitney has said those days are behind her, so hopefully this isn't the beginning of another bad stretch.Below I've included the video from the performance and the actual music video for "Million Dollar Bill," which shows what the song should actually sound like