What is the name reindeer try to teach the others to fly?

In the classic Christmas story "Rudolph the Red-Nosed Reindeer," the character who tries to teach the other reindeer to fly is named Hermey, the elf. However, it is actually Rudolph, with his glowing red nose, who ultimately helps guide Santa's sleigh through a foggy night, showcasing his unique ability. Hermey's aspiration to become a dentist adds a humorous twist to the tale, emphasizing themes of friendship and acceptance.