First Dustin Diamond had a tell-all, and now it's AC Slater's turn to dish the dirt….

In his new memoir, "Just Between Us," Mario Lopez revealed that he had a one night stand with an unnamed "mega pop star". Now, a new report claims that multiple sources have confirmed the celebrity was the one and only Britney Spears.

According to the "Extra" star, 41, the aforementioned evening occurred many years ago in Las Vegas. "I'm trying not to give too much away without giving too much away," he told Ellen DeGeneres recently, also adding that the two are, "still friendly".

In the memoir, the former "Saved by the Bell" star recounts many salacious details about his love life, including the one night affair. However, the father-of-two, happily married to Courtney Mazza, decided not to name specifics saying, "…My wife….is the most important as far as her opinion…"

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Source: Getty Images

Us Weekly reported the news.