INSIDE: food health MetatredAiRcIAVYKireiffi. the scene S otlight °ices"from NBC .. sports travel Gaby Tykocinski, belle Kirchick, Shira Handler and Rivka Dzodin at a recent NCSY event. Stay-at-home local teens will have a ball during winter break. LONNY GOLDSMITH Staff Writer W hirlyball, basketball, song and talent contests will attract 2,000 Jewish teens in metro Detroit later this month. Three of the "big four" Jewish youth groups — B'nai B'rith Youth Organization (BBYO), National Conference of Synagogue Youth (NCSY) and United Synagogue Youth (USY) — have at least part of the teens' vacation planned for them. National Federation of Temple Youth (NFTY) won't have its convention until January. Of the three, only BBYO will remain local, holding its Regional Convention mostly in the friendly confines of the Kahn Jewish Community Center in West Bloomfield. NCSY's National Convention will tour New York City before head- ing to New Jersey, and USY will be in Chicago for an International Convention. Common to all three conferences is that they will involve a large number of Jewish teens gath- ered together ov:r an extended period of time, and all are social events that offer friends a chance to get together. It's the differences between the three conventions that are striking. The most religiously relaxed of the three con- ventions, BBYO's Regional Convention is a chance for boys' chapters (AZA) and girls' chap- ters (BBG) to compete against each other for the title of "Most Distinguished Chapter." Competitions range from basketball for the boys, volleyball for the girls, swimming and track. Non-sporting competitions include the board game challenge, best cheer, best banner, best song and storytelling. "The competition is a reason that everyone goes, but not the main reason," according to Nick