The candy mountain letters are a group of anthropomorphic letters from the Candy Mountain Marquee. they consist of C, A, N, D, and Y. The letter Y is the first singing character in the series.
Charlie the Unicorn Edit
After Charlie refuses to enter the Candy Mountain cave, the letters jump off of their sign and the letter Y begins to sing. During the song, all of the characters present begin to float except for Charlie and the letter Y. After they finish singing, the letters explode.