The happier they get, the less they see.
Why does Waldo wear stripes?
He doesn't want to be spotted.
Why couldn’t anyone see the bird?
Because it was in da skies.
What did John Cena say to the blind man? "YOU CAN'T SEE ME!"
How does a cow become invisible? -- Through camooflage.
Will glass coffins be a success? -- Remains to be seen.