Justin Bieber has confirmed that he has taken the paternity test following recent claims that he fathered a three-month-old baby with a fan.
The singer appeared on the David Letterman show and stated that "they just swab your mouth."
As previously reported on Gigwise, Mariah Yeater had claimed that the singer had fathered her three-month-old baby after a backstage romp.
The singer said he took the paternity test over the weekend under 'very controlled circumstances'.
Addressing Yeater's claims Bieber revealed he could "smell a rat", adding: "It's pretty crazy [that] people make up false accusations."
Meanwhile, Justin Bieber was joined on stage by Mary J Blige and Usher on US shoe The View this morning (November 24).
The singer was performing tracks from his Christmas album 'Under The Mistletoe', with Blige joining the stage for track 'Mistletoe'.
Rock Star Dads
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