Two young musicians will take the stage today with the Lawrence Chamber Orchestra for the group’s Spring Finale concert. Ji-Yeon Lee, a freshman at Southwest Junior High School, will perform Beethoven’s “Romance for Violin and Orchestra,” while Stephanie Jian, a senior at Lawrence High School, will perform Beethoven’s Piano Concerto No. 1 in C Major. Jian and Lee were winner and runner-up, respectively, for the orchestra’s annual Stephan Paul Wunsch Young Artist Competition. The concert is at 2 p.m. at the Lawrence Arts Center, 940 N.H. Tickets are $13 for adults, $10 for senior citizens and $3 for students. There also is a family four-pack available for $25.