Below are some recordings you can practice your chorus songs with:
This Holiday
https://www.youtube.com/watch?v=4qzYItdd6BA
Shine Hanukkah
https://www.alfred.com/shine-hanukkah/p/00-7759/
Deck the Halls with Jingle Bells
https://www.jwpepper.com/sheet-music/media-player.jsp?&type=audio&productID=10011519
Sleigh Ride
https://www.youtube.com/watch?v=7F8R38nTiHM
Snow Is Falling
https://www.alfred.com/snow-is-falling-still/p/00-20136/