Usher's son was saved from drowning by the last-second heroics ... of an audio-visual contractor who was working at his house. We'll tell you how he pulled off nothing short of a miracle. Plus, Terrence Howard's denial of assaulting his ex takes a serious blow -- when she shows up to court with a nasty black eye. Whose story do you believe now? And, Charlie Sheen debuts his new group of half-naked goddesses -- and after a lot of hard work ... we figured out the ladies' dirty, sexy secrets.