@madonna adds NEW DATES to The Celebration Tour Due to Overwhelming Demand. Tickets on sale Friday, January 20 at 10 a.m. at t.co/u4mCQNk29i #seattle #Chicago #montreal #newyok #Boston #Miami #houston #dallas #austintx #losangeles #sanfrancisco #Lasvegas #London t.co/PPN2lK4h10