When is WIBC held, and for how many days? WIBC always takes place the weekend before Thanksgiving. 35th ANNUAL CONVENTION: Friday, November 22 - Monday, Novebmer 25, 2013 (4 days) 36th ANNUAL CONVENTION: Friday, November 21 - Monday, Novebmer 24, 2014 (4 days) 37th ANNUAL CONVENTION: Friday, November 20 - Monday, Novebmer 23, 2015 (4 days)