Actress Alexis Knapp claims Ryan Phillippe got her pregnant?

(HMG Celebrity News) – While most of the gossip around Ryan Phillippe these days has been about his romance with Amanda Seyfried apparently he’s been a busy man.  After Phillippe made a public appearance with Seyfried at the premiere of Red Riding Hood in Los Angeles there was talk they may be taking their relationship to another level.  But model-actress Alexis Knapp who dated Phillippe for several months on and off last year before he ended the relationship in September, claims to be pregnant with his baby.  Knapp, who next stars in the  film Project X (out this Thanksgiving) plus the Miley Cyrus flick So Undercover, is said to be in her second trimester,” a source close to Knapp confirms to UsMagazine.com. Phillippe who has two children, Ava, 11, and Deacon, 7, with Reese Witherspoon doesn’t seem to know yet whether he might be a father again.  “Ryan doesn’t know if he is the dad,” adds the source, but “if he is, he will take full responsibility for the child. He loves being a dad and takes being a dad really seriously.”