Ludhiana, Oct 15 2007 : Barely three days after a blast at the Ajmer Sharif dargah, a powerful explosion rocked a cinema hall in Ludhiana on Sunday night killing at least six people and injuring about 25. The blast hit the 600 seater 'Shringar Theatre' during the screening of Bollywood flick 'Bhool Bhulaiya' at around 8.40 p.m. The injured were admitted to nearby hospitals even as rescue teams searched inside the cinema hall for more bodies.