Celeb Babies Make Their Digital Debut

Welcome to the world (wide web)! Stacy Keibler gushes on her blog, Jimmy Fallon sends an Instagram salute and more social stars introduce their little ones online

BLUE IVY CARTER: TUMBLR

Like mother, like daughter! Just four weeks after the arrival of her first child, a glowing Beyoncé proudly shared a snapshot on Tumblr.