Mother's Day 2012

Best Celeb Baby Announcements

From Twitter to Instagram, see the creative ways star moms Beyoncé, Hilary Duff and more are sharing their baby news

BEYONCÉ

PEOPLE's 2012 World's Most Beautiful Woman Beyoncé and husband Jay-Z gave the world their first glimpse of daughter Blue Ivy through a Tumblr account created in her honor. "We welcome you to share in our joy," the new mom shared in a handwritten note four weeks after the January birth of her daughter. "Thank you for respecting our privacy during this beautiful time in our lives."