Born in Buffalo in 1905, Harold Arlen never grows old. Celebrate his songs at 2 p.m. Nov. 5, when the Theatre of Youth (203 Allen St. in the historic Allendale Theater), plays host to an Arlen tribute featuring the Buffalo Jazz Collective. In an afternoon of singing, moving and learning, you'll enjoy "Over the Rainbow," "I've Got the World on a String," "Come Rain or Come Shine," and other timeless Arlen hits. $10 children, $15 adults. 884-4400.