Boston Public - Season 1 Episode 14

Lauren finds Harry hasn't told his friend about her. Six teachers resign and Marla must teach a class she doesn't know how to. Scott wins a contest to be a guest conductor with the Boston Pops and asks Marilyn out when she is too nice to him. Steven and Harry look for a missing teacher, only to find him passed out drunk in his home. Apparently, he deserted his class the previous November, leaving Lisa Grier to teach and nobody noticed or cared. Steven decides to let Lisa continue to teach, touching off a firestorm by faculty and parents alike.