Determination of the day of the week ISO 8601. The day designated with 7 may also be counted as "0", by applying the arithmetic modulo 7, which calculates the remainder of a number after division by 7. Thus, the number 7 is treated as 0, 8 as 1, 9 as 2, 18 as 4 and so on. If Sunday is counted as day 1, then 7 days later (i.e. day 8) is also a Sunday, and day 18 is the same as day 4, which is a Wednesday since this falls three days after Sunday. The basic approach of nearly all of the methods to calculate the
I Could Break Your Heart Any Day of the Week promo CD-single iTunes digital single And alternate acoustic version of the song, called "I Could Break Your Heart Any Day of the Week (Living Room Demo)", was also released. It also has different lyrics. It can be found as an iTunes exclusive bonus track. I Could Break Your Heart Any Day of the Week "I Could Break Your Heart Any Day of the Week" is a song by American recording artist Mandy Moore from her sixth studio album, "Amanda Leigh". It was released on June 15, 2009 by Storefront Records as the lead single of the album. The song was