All of the other reindeer used to laugh and call him names. They never let poor Rudolph join in any reindeer games.

11 seconds sound clip from the Rudolph the Red-Nosed Reindeer and the Island of Misfit Toys movie soundboard.

You can hear this line at 00:05:29.337 in the DVD version of the movie.

Quote context

[...]

- It all started at the Christmas parade.

- And-a 1, and-a 2, and-a 3.

- You know Dasher, and Dancer, and Prancer and Vixen, Comet, and Cupid, and Donner, and Blitzen.

- But do you recall the most famous reindeer of all?

- Rudolph the Red-Nosed Reindeer had a very shiny nose, and if you ever saw it, you would even say it glows.

- All of the other reindeer used to laugh and call him names. They never let poor Rudolph join in any reindeer games.

- Then one foggy Christmas Eve Santa came to say, 'Rudolph, with your nose so bright, won't you guide my sleigh tonight?'

- Then how the reindeer loved him as they shouted out with glee. Rudolph, the Red-Nosed Reindeer, you'll go down in history.

- Rudolph, will you do the honors?

- My pleasure, Santa.

[...]