Did you know that five years ago today Madonna released her most thorough video compilation of her career, Celebration? Well, now you do. The collection contained 47 of Madonna's greatest videos since the beginning of her career, starting with 1982's Burning Up and ending with her newest single at the time, Celebration. This was Madonna's 40th #1 song on the Billboard dance chart. Well, in celebration of Celebration, here is today's Happy Monday Song for you. Enjoy and....well......celebrate.