Determination of the day of the week possible to do all the calculations in one's head with a little practice). None of the methods given here perform range checks, so unreasonable dates will produce erroneous results. Every seventh day in a month has the same name as the previous: "Corresponding months" are those months within the calendar year that start on the same day of the week. For example, September and December correspond, because September 1 falls on the same day as December 1. Months can only correspond if the number of days between their first days is divisible by 7, or in other words, if their
The Jerry Lewis MDA Labor Day Telethon ways to get the message out. A French-language telethon for MDA Canada was televised in Quebec concurrently with the American show in the late-1980s on the Radio-Québec network (now Télé-Québec); first televised in 1987, this telethon was hosted by entertainer Michel Louvain. In Puerto Rico, WKAQ-TV presents their own local telethon for MDA, "Sentimiento Telemaratón", generally broadcast the first or second Sunday after Labor Day, usually from 11 a.m. to 8 p.m. Atlantic Time. As with the English version, the telethon features local and international celebrities, plus information on the organisation, the diseases and the people that rely on MDA's