TMZBeyonce and Jay-Z — Blue Ivy’s Public DebutByhtp90605 February 25, 2012 Share This ArticleShare Post NewsletterSed ut perspiciatis unde.Subscribe Jay-Z and Beyonce carried a heavily bundled baby Blue Ivy out into the world for the first time ... hitting up Sant Ambroeus in the West Village for a little lunch today.You need to crawl before you ball.