What has hoofs and helps Santa deliver gifts on Christmas Eve night? Reindeer, you say? You're right. Without them, Santa could not make his sleigh ride. How much do you know about Santa's reindeer? Take this quiz and find out.

Q: The reindeer pulling Santa's sleigh were first named in "'Twas the Night Before Christmas" in 1823. True or false?

A: True.

Q: According to the poem, the original eight were Dasher, Dancer, Prancer, Vixen, Comet, Cupid, Donner and Blitzen. True or false?

A: False, the last two were originally called Dunder and Blixem.

Q: Loosely translated from Dutch to English, Dunder and Blixem mean "thunder" and "lightning." True or false?

A: True.

Q: Some historians believe Dunder and Blixem may be representative of the magical goats pulling Thor's chariot in Norse mythology. True or false?

A: True.

Q: Dunder and Blixem appeared as Donder and Blixen or Blitzen in later variations of "'Twas the Night Before Christmas." True or false?

A: True.

Q: Over time, Dunder evolved into Donner, which was later cemented by the song, "Rudolph the Red-Nosed Reindeer." True or false?

A: True.

Q: The song introduced a ninth reindeer and was based on a story written by Robert L. May to give away to children at Montgomery Ward stores. True or false?

A: True.

Q: Rudolph was different from the other reindeer in that he had red eyes. True or false?

A: False, he had a red nose.

Q: The other reindeer made fun of Rudolph until he was asked to lead Santa's sleigh in a storm. True or false?

A: False, Rudolph was asked to lead the sleigh in the fog.

Q: May's brother-in-law, Johnny Marks, is responsible for setting his story to music. True or false?

A: True.

Q: Roy Rogers recorded Marks' song in 1949. True or false?

A: False, Gene Autry recorded it.

Q: "Rudolph the Red-Nosed Reindeer" is considered one of the best-selling songs of all time. True or false?

A: True.

Q: In 1999, Fox produced a special about another reindeer named Oliver. True or false?

A: False, the reindeer was named Olive.

Q: Olive was not really a reindeer. True or false?

A: True, Olive was a dog.

Q: Olive saves Christmas by filling in for the injured Vixen. True or false?

A: False, she fills in for the injured Blitzen.

Well, how did you do? Good, fair, poorly? Whatever the results, few would argue the fact that reindeer play a vivid role in Christmas. The holiday wouldn't be the same without them. They're crucial to Santa's Christmas Eve ride.