In Mexico, i is not customary to say anything. Beware. This is the day on which your friends may/will try to play tricks on you, in a manner simmilar to April Fool's Day.
día de los inocentes: dee-uh day los in-oh-sen-tays.
El dia de los inocentes represents April fools day (like we have in the u.s.) but in Spain. it is on December 28th
April fool's day literally day of the innocents
Dia de Los Innocents or, Holy Innocents Day, is celebrated in Spain. It is a day of practical jokes similar to April Fool's Day in the United States.
El día de los inocentes
The duration of Los santos inocentes is 1.75 hours.
Los santos inocentes was created on 1984-04-04.
family friends
The Internet says December 28th, but I've also heard people say it's on December 26th. El Día de los Santos Inocentes (los Angelitos), or Day of the Holy Innocents (Little Angels), is used as a day of remembrance for beloved, deceased children and infants.
Los inocentes - 1963 is rated/received certificates of: Portugal:17
In Spain it is known as "Dia de los Fieles difuntos" (All Souls' Day) and "Dia de todos los Santos" (All Saints' Day).
El dia de los muertos, which translates to "the day of the dead," is a possible answer to your question. There is an accent on the "e" of el "i" of dia.