Carolers are a group of people who usually go door to door to sing songs. They usually go around singing songs of praise or joy. You'll likely see carolers out during the winter near Christmas singing Christmas songs.
Christmas carolers
The people that are singing Christmas song in the street, are called Christmas Carolers.
Listen Sing Along Shut the Door Hide
If you mean carolers as in people that sing carols at Christmas, I'd suggest mulled wine or eggnog. Both are typical drinks served in England around Christmas.
Ged Rest Ye Marrie Gentlemen
No, it is the present participle of "to sing" and may be a verb, noun (gerund), or adjective (e.g. singing carolers).
Traditionally, the last song is Silent Night.
In the Western countries, people go in groups from door to door and sing songs on your front door step on Christmas Eve. These people are called Christmas Carolers
"Sing We of Hanukkah" is a traditional song. It's not recorded by any celebrity.
Frogs don't sing in the traditional since but do have a sac that allows for a sounds like singing.
to sing a traditional song