Christmas Price Index chose the items in the popular Christmas carol "The Twelve Days of Christmas" as its market basket: a partridge in a pear tree, two turtle doves, three French hens, four calling birds, five gold(en) rings, six geese, seven swans, eight maids, nine dancing ladies, ten leaping lords, eleven pipers, and twelve drummers. According to tradition, the purchasing of the items begins on December 26 and ends on January 6. PNC compiles both a "Christmas Price Index" and "The True Cost of Christmas." The "Christmas Price Index" is calculated by adding the cost of the items in the song. The "True
8 Days of Christmas (song) appear in Santa-like clothing at a toy store on a snowy day. Throughout the video the group shops for various gifts and in between cuts, Knowles rides on a carousel. At the end of the video, many children begin rushing into the toy store where the group gives out gifts. The music video is featured on the DualDisc edition of the album "8 Days of Christmas". 8 Days of Christmas (song) "8 Days of Christmas" is a song by American girl group Destiny's Child, from their same-titled Christmas album (2001). Written by band members Beyoncé Knowles and Kelly Rowland along