TMZMichael Jackson's Birthday — Katherine Attends CelebrationByhtp90605 August 29, 20110Comments Share This ArticleShare Post NewsletterSed ut perspiciatis unde.SubscribeMichael Jackson’s Birthday — Katherine Attends Celebration Michael Jackson ‘s mother, Katherine Jackson , was among those gathered yesterday at the Jackson family home in Gary, IN to celebrate Michael’s birthday. He would have been 53 today.