ANDOVER - Kristin Paczkowski of Andover performed onstage with the Jazz Ensembles of Mount Holyoke College on March 26 in New York City's Chelsea Market. It was the New York debut for the ensembles, now celebrating their fifth anniversary under the direction of pianist Mark Gionfriddo. Before enrolling at Mount Holyoke, Paczkowski attended Newton High School. She is the daughter of Mark and Beth-Lee Paczkowski of Andover. The Jazz Ensembles of Mount Holyoke, which include the Big Band, the Vocal Jazz Ensemble, and the Chamber Jazz Ensemble, perform classical and contemporary music spanning bop, fusion, and Dixieland, and vocal arrangements from Ella Fitzgerald to the New York Voices. Mount Holyoke's is one of the few women's collegiate jazz programs in the country. The March 26 concert was sponsored by the Mount Holyoke Club of New York, with proceeds benefiting the Alumnae Scholar Fund.