Singer Ashlee Simpson Announces Birth Of Third Child

On Monday, musician Ashlee Simpson announced the birth of her third child.<br />Simpson took to social media to reveal she had given birth to a boy, Ziggy Blu Ross.<br />"Our sweet boy has arrived! I'm over the MOON we are so Blessed!"<br />Ziggy Blu is Evan Ross and Simpson's second child together.<br />Simpson has a son with her first husband, Pete Wentz.