Silent night by Frank Sinatra 
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Typicaaal
Lukasek01
In czech we have good xmas song called "Ewa Farna - Vánoce na míru" i know u can't understand, but vibe of its cool :D
Frontlane
José Feliciano - Feliz Navidad gives some immaculate vibes
IWontHurtYou
Here is probably the best christmas song I have heard in a while! It gives so many great vibes here