Well, they are both seventeen. The girl is a stereotypical good girl, the know it all, the works. She enjoys things like drama and singing. The boy is someone who needs a bit of help in school, not dumb but below average. He likes skateboarding and baseball.
[name_f]Inez[/name_f] could possibly work, if she was of Spanish decent, and there is a character named [name_f]Inez[/name_f] in Cyberchase that HATES being called Nezzie, by her friend, [name_m]Matt[/name_m], a kid who is good at math and lives on the country-side.