My day is tiring translates as Mein Tag ist anstrengend.
muede
Mi dia estuvo agitado
Weihnachtstag
Vatertag.
gorgeous day = herrlicher TAg
Me as a German, i can say we don't eat special food on that day :D
You don't say day-vid, you say dah-vid.
What day is it? = Welcher Tag ist es heute?
Pfannkuchentag is the translation in German. It is translated from English to German. German is mostly spoken in the European countries.
"Happy Saint Patrick´s Day" in German is: Fröhlichen St. Patricks Tag
all day long = den ganzen Tag
Vielleicht eines Tages.