'I've Been Waiting For This Day': Justin Bieber's Mom Pattie Mallette Reacts To Hailey Bieber's Pregnancy Announcement Check more at https://cherumbu.com/celebrities/ive-been-waiting-for-this-day-justin-biebers-mom-pattie-mallette-reacts-to-hailey-biebers-pregnancy-announcement-cherumbu-news/