How should "Merry Christmas" and "Happy New Year" be capitalized?
Here are some examples taken from some of the top results on Google:
I’d like to be among the first to wish you a very Merry Christmas.
Share the spirit of peace and joy on this occasion of Merry Christmas with your acquaintances and loved ones.
Just wanted to wish you all a Merry Christmas, Happy Holidays, or a Happy whatever you are celebrating at this time of year.
And here is what Wiktionary says:
Merry Christmas and a Happy New Year!
Is this capitalization correct? If so, does this mean that "Merry Christmas" and "Happy New Year" are proper nouns?