Here are some randomly selected joke topics beginning with the letter 'I'
Idiots
Did you hear about the idiot who put his radio into a refrigerator?
He wanted to hear some cool music.
Idiots
All men are idiots....I married their king.
Icicle
How did the snowman travel to work?
By icicle.
Idiot
Did you hear about the idiot who called both his sons, Ed?
He thought two eds were better than one.
Idiot
Bill: What kind of idiot do you think I am?
John: I don't know. How many kinds are there?
Idiot
Did you hear about the idiot who buried his car battery when the auto mechanic told him that it was dead?
Idiots
How do you keep an idiot in suspense?
I'll tell you later.
Idiot
Watch out for the idiot behind me.
Idiot
Did you hear about the idiot who thought the Cote d'Azur was a blue jacket?