Very tall man

The "very tall man" is an extremely tall and slim man who wears glasses.

History
He once taught Nelson a lesson after Nelson laughed at him by making Nelson taking off his pants, so everyone could laugh at him. He drives a Volkswagen Beetle.

He was also seen on a bus to New York.

He took part in the world's tallest human pyramid record attempt.

He shops at Royal Majesty for the Obese or Gangly Gentleman and attended the Cheech and Chong performance, being the only one tall enough to have his head above the smoke.

He was also seen playing Peekimon Get at a cemetery.

Trivia
His height has alternated over the years, sometimes he towers over everyone else, however in "Ned 'n' Edna's Blend Agenda" he is only a little taller than the other people around him.

Behind the Laughter
He is a caricature of The Simpsons writer Ian Maxtone-Graham, and is voiced by Hank Azaria.