Bachchan has confirmed the development by retweeting a post in his official Twitter handle while sources in the Cricket Association of Bengal today said this was an effort by its president Sourav Ganguly.
"The president was involved and the plan was on for a long time," CAB sources said.
While the 'Big B' will sing the National Anthem in his signature baritone, Pakistan will also make their presence felt with classical singer Shafaqat Amanat Ali who is slated to sing the Pakistani National Anthem.