Mick Jagger Announces Child Number EIGHT! Calgary, AB, Canada / (CFGQ FM) 107 Calgary Rebecca Morgan July 15, 2016 11:17 am You read that right, folks. 72 year old Mick Jagger is having baby number eight with American Ballerina, Melanie Hamrick. The couple are both said to be ‘over the moon’! I guess we can call ’em the #JaggerBunch. Get all of the details below. Post by Jeremy Rowland.