Because their heads are so far from their bodies.
Gnome : Put a five pound note between his teeth and stick his head over the side of the sledge.
Because they always fly over everyone's head.
Jesus didn't have tattoos of Mexicans all over body
He didn't have any *body* to go with But he still really wanted to bone.
Why is a giraffe's neck so long? Because his neck is way up here! (Dad Joke)