CHENNAI: Chennai Public School, Thirumazhisai, celebrated its fourth annual day recently. The chief guest of the event was G Subramaniam, former director, academics CBSE. Others presiding over the event were Viola R Krishnamani, CEO Scholarius, the guest of honour, M Cidambaram, charted accountant, Ayyavoo & co, N Devarajan, CPS group chairman, Dagupathi Balaji, correspondent and the principal Stella Pauline Punitha.