SPOKANE, Wash. – Gonzaga University will host its 10th annual Bing Crosby House Museum “White Christmas” Open House celebration on Sunday, Dec. 1 from 1 p.m. to 3 p.m. Gonzaga says Bing buffs and the Christmas-obsessed will want to be first in line because the first 50 people through the door at the celebration will receive a mystery gift from the Bing Crosby Advocates and the Crooner’s family.