I'll help you out here:
Nerds
Algernon(No sound file available):
Bucky(No sound file available):
Cornelius(No sound file available):
Donald(No sound file available):
Fatty(No sound file available):
Melvin(No sound file available):
Thad(No sound file available):
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Preppies
Bif: What's up hotness?
Bryce: Hey honey, how would you like to get with the next Bullworth billionaire?
Chad: How are you on this fine day?
Gord: Hello there! Care to come and see my collection of expensive clothes?
Justin: I'm rich! Wanna go on a date?
Parker: Oh! Hi! Uhm... Yeah!
Tad: Wow! You've got it going on I'll tell you that!
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Greasers
Lefty: Hellooo!
Lucky: Heey! Toots!
Norton: Hey baby!
Peanut: Oh hi! Errr... gorgeous!
Ricky: Hey! You'd just break my heart too, wouldn't you?
Vance: What's a knockout like you doin' around here?
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Jocks
Bo: Hey sweetness!
Damon: Hey you!
Dan: Hey there! You're lookin' hot!
Juri: You know you want me.
Kirby: Hey babe, wanna be my personal cheerleader? Heheh...
Luis: Hello honey!
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Dropouts
Clint: Girl. You are one cool glass of lemonade!
Duncan: Hey baby!
Gurney: Break my heart baby!
Jerry: Hey if you date me now you'll be able to tell your friends about it in the future when I made it big!
Leon: Hubba hubba!
Omar: HEY! Me Tarzan! You Jane!
Otto: Hi there!
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Bully and non-clique quotes coming soon.