Lyrics of History lesson

Stephen:i have to redo the vocals for medieval bush.
Friends: why?
Stephen: cause i said 1570's muff instead of 1470's muff and the medieval period ended at the beginning of the 16th century.
Friends: wait! so how do you know this?
Stephen: cause i used to be a teacher.
Friends: (laugh)you used to be a teacher?
Stephen: yes
Friend: professor?
Stephen: no, i taught elementary school and i got fired for i had an unorthodox way of teaching. in which i would bring my guitar in and sing the lessons to the kids.
Friend: of course you did.
Stephen: okay, okay let me find a lesson for you...ben franklin
"ben franklin went out one night,
Tied a key to the end of a kite,
Electricity struck so bright,
Write it down muthafuckas"
Friends: you called the kids motherfuckers?
Stephen: some of them were motherfuckers yes.
Friends: science
Stephen: um...
"issac newton sat under a tree,
An apple hit him in the head so he,
Said holy shit thats gravity,
So write it down muthafuckas"
I have a million of theses.
Friends: pilgrims
Stephen: okay....hey....
"pilgrims raced against the clock,
Lookin for a place to dock,
They said fuck it here's plymouth rock,
Write it down muthafuckas."
Friends: i don't like the fact that you are implying that the pilgrims were lazy.
Stephen: im not implying anything.
Friend: wright brothers
Stephen: uh....
" a dude named orville wright,
Told his brother lets invinflight,
So wilbur said "ight",
Write it down muthafuckas"
Yes, he said "ight"
Friend: wilbur said "ight"?
Stephen: in my story he did.
Friend: wilbur was street in your story?
Stephen: yes
Friend: word
Stephen: see, you can't stump me
Friend: slavery?
Stephen: uh there is nothing funny about slavery...well...
"abe lincoln lead the nation,
Freed slaves form the plantations,
Inmansa-muthafucka-proclamation,
Write it down anaem-ops."
Friend: gandhi!
Stephen:uh...i did not have one for him. uh...hold on, hold on. gandhi...uh...alright.
(slowly) "gandhi is what you said,
An indian with a bald head,
He was a bit under fed,
Write is down muthafuckas!"
Fried from that job!
Friend: your a genius.