Playback singers Rajesh Krishnan and Dr. Shamita Malnad entertained the gathering during the ‘Sarakari Soulabhya Vitarana Sambhrama’ a mega Congress convention organised at the Maharaja’s College Grounds in city yesterday. The occasion also witnessed performance by students of Raghuleela Music School headed by Sunitha Chandra Kumar. Today, ‘Swaha’ troupe will present World Percussion Band from 6 pm to 7 pm and Playback singer Naveen Sajju will perform from 7 pm to 9 pm.