Olaf
Olaf is a happy-go-lucky snowman who is enamored with all the wonders of life. He is built by Elsa during "Let It Go". He is voiced by Josh Gad.
Some fun facts about Olaf:
⛇ He was created out of Elsa's feelings about love
⛇ His line "Oh, look at that, I've been impaled" was improvised by Josh Gad
⛇ Any food he eats just falls straight through his body
Gallery
Olaf's inception
Olaf introducing himself to the group
Upside-down Olaf
"Oh, look at that, I've been impaled!"
Olaf definitely not eating cake
"And you all look a little bit older!"