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Is Justin Bieber going to a be a father?

Mariah Yeater has slapped the 17-year-old pop star with a lawsuit, claiming that Bieber is the father of her child, Star reports. Yeater, 20, claims she and Bieber had sex backstage at the his show in Los Angeles. Three months ago, she gave birth to a baby boy she claims is Bieber's. Yeater has now filed a paternity lawsuit against the singer and is seeking financial support.

Photo Gallery: Justin Bieber through the years