A green monster pops out of red monster's mouth holding up the letter 'y'. NARRATOR: 'Y' is a bit unusual, because sometimes it acts as a consonant in a word, and sometimes it acts as a vowel.

A green monster pops out of red monster's mouth holding up the letter 'y'. NARRATOR: 'Y' is a bit unusual, because sometimes it acts as a consonant in a word, and sometimes it acts as a vowel.