Determination of the day of the week day of the week begins by starting from an ‘anchor date’: a known pair (such as January 1, 1800 as a Wednesday), determining the number of days between the known day and the day that you are trying to determine, and using arithmetic modulo 7 to find a new numerical day of the week. One standard approach is to look up (or calculate, using a known rule) the value of the first day of the week of a given century, look up (or calculate, using a method of congruence) an adjustment for the month, calculate the number of leap years
Every Day of the Week with the outdoor scenes are footage of the girl group indoors in a brightly lit studio dressed up in cocktail dresses dancing and singing in front of vintage microphones. The version of the song used in the music video is the 3:46 radio edit. Every Day of the Week "Every Day of the Week" is a song performed by American contemporary R&B group Jade, issued as the second and final single from the group's second studio album "Mind, Body & Song". The song is the group's last appearance to date on the "Billboard" Hot 100, peaking at #20 in 1994.