Justin Bieber Taunts Alleged Baby Mama via Twitter

It's been nearly six months since we've heard a peep from Mariah Yeater, the girl who claimed to have birthed Justin Bieber's baby -- but The Biebs resurrected her yesterday via Twitter ... with a little help from Borat. Yeater's case was…

Summer Glau Sunny Mabrey Susan Ward Susie Castillo