Red:

Was: A hardass, veteran, footup the ass kind of guy
Now: Semi-sensitive lol, semi-hardass, out of work guy

Kitty:

Was: Loving, everyones favorite mom, smartass lol
Now: Alcoholic, menopausal, basketcase

Bob:

Was: Skinnier, tacky, sort of sexiest guy
Now: Fatter lol, one-liner comments, dating several girls at a time

Eric:

Was: Timid, semi-dork, little cutie
Now: Cocky, major geek, bigger wimp, and stupid

Donna:

Was: Cool hippy chick, redhead, shy and loving towards eric
Now: Blonde, feminist, manlier than eric lol, in total control of their relationship

Fez:

Was: Clueless pervert lol
Now: Pervert, semi-gay, semi-evil little man

Kelso:

Was: Male-slut, smart when needed to be, pretty boy goodlooks, stoner
Now: Conceited and dumber than ever

Jackie:

Was: Rich girl, annoying, likes shiny things lol
Now: Stuck up more than ever, annoying, one-liner commentor that wants nothing more but money.

Hyde:

Was: Stoner, badboy, hate the government, keep everyone in check jerk
Now: Half-black, semi-softy, stoner

well said you have each of them pegged about right