CELEBRATE THE WORLDWIDE PHENOMENON AND THE SING-ALONG EVENT OF THE YEAR WITH MORE MUSIC, MORE MOMENTS AND MORE MAMMA MIA! IN MAMMA MIA! HERE WE GO AGAIN AVAILABLE ON DIGITAL OCTOBER 9, 2018 4K ULTRA HD, BLU-RAY™ AND DVD OCTOBER 23, 2018, FROM UNIVERSAL PICTURES HOME ENTERTAINMENT Universal City, California, September 4, 2018 – Bring family and friends …