The revered ‘Simhachalam Appanna Chandanotsavam’ will be celebrated on April 20, at the Sri Varaha Lakshmi Narasimha Swamy Temple in AP’s Vizag. On this rare occasion, devotees are granted the sacred ‘Nijaroopa Darshanam, when the deity’s sandalwood covering is removed and freshly applied, revealing the Lord’s original form for a single day each year.