No purchase necessary. Contest starts at 12:00 noon ET on Monday, December 01, 2008 and closes on Sunday, December 21, 2008 at 11:59 p.m. ET. Complete contest rules and regulations available at mammamia.ctv.ca. Open to legal residents of Canada over the age of majority in the province or territory in which he/she resides. Must correctly answer, unaided, a mathematical skill testing question to be declared a winner. Approximate retail value of each of the two (2) Prizes is Five Hundred Dollars ($500.00) Cdn. The odds of winning a Prize will depend upon the total number of eligible entries received during the Contest Period.