Songs

This is a list of songs Jonah knows all (or nearly all) the words to:

Leaving on a Jet Plane
Close Your Eyes (he'll tell you James Taylor sings this one!)
Baa Baa Black Sheep
Twinkle Twinkle
ABC's
You Say Tomato, I Say Tomato
Big Green Tractor (Jason Aldeen, Country music)

Songs he has made up:
"Upside Down Song"
"Tractor Song"
Versions of close your eyes, like, "Eat this part, it's all right to eat this part" (In place of "Close your eyes, You can close your eyes, it's all right)