Hayden Panettiere lets slip the sex of her unborn baby Source: Twitter Wed-27-Aug-14 09:17 Share this By Jay-Jay Feeney Actress HAYDEN PANETTIERE accidentally let slip the gender of her unborn baby during an interview on the Emmy Awards red carpet yesterday.E! News host Giuliana Rancic asked her about her pregnancy to Wladimir Klitschko and Hayden said, "I'm thrilled. I can't wait for her to come out."Giuliana picked up on it and Hayden confirmed she is having a girl. You May Also Like How Does Hayden Panettiere Have Sex With Her Boyfriend? Hayden Panettiere regrets her tattoo Scream 4's Hayden Panettiere talks to Jay-Jay, Mike & Dom Become a fan of The Edge on Facebook and on Twitter .