1) done

in like 3rd or 4th grade i had a black friend, we got in an argument on the bus and he called me a stupid white kid and i called him a stupid brown kid.......

2) had done to you

my friend above calling me a stupid white kid

3) witnessed

nothing big enough to remember, cause i would have to say i hate racist people, and if i see someone starting sh1t cause their racist, im going to remember cause chances are i will say/do something about it.