Homer thinks back to when he sold all his stock to buy a bowling ball on "Four Regrettings and a Funeral." This is a scene from that episode.
Added:
Look out! The robots are on the attack in this scene from The Simpsons.
Added:
A picture of Mr. Montgomery Burns, Homer's boss and the owner of the Springfield power plant.
Added:

The Simpsons Quotes

Anya: (in a girls voice) "Dear Lisa, as write this, I am very sad. Our president has been overthrown...(man's voice) and replaced by the benevolent General Krull! All hail Krull, and his glorious new regime! Sincerely, little girl."
Lisa: (groans)

Homer: (Wearing glasses) The sum of the square roots of any two sides of an isosceles triangle is equal to the square root of the remaining side!
Man: (From inside a bathroom stall.) That's a right triangle, you idiot!
Homer: D'oh!