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 recorded in Japan during Destiny's Child's overseas promo tour. In the same interview, Beyoncé Knowles revealed, "Actually we wrote the song two years ago, when we went in the studio to do some Christmas something. That's what started the idea of doing a Christmas album." The song "8 Days of Christmas" first appeared on the double-disc reissue of "The Writing's on the Wall" in November 2000. "8 Days of Christmas" received generally mixed to positive reviews from critics. Stephen Thomas Erlewine of AllMusic, gave the album 2.5 out 5 stars. In his review, he felt that it did not offer