In a memorable finale, Helms told graduates that their education and youth give them immense power, and that responsibility — while optional — is something they must choose. He described each graduate as having a vibrant, courageous soul with untapped power, creativity, and wisdom. Then, in a surprise that brought the crowd to its feet, he began singing 'This Little Light of Mine,' joined by the Virginia Hullabahoos a cappella group — the same group that had appeared on 'The Office' with his character Andy Bernard.