New Delhi: RJD leader Lalu Prasad's dig at Prime Minister Narendra Modi with a picture of Modi and country's first Prime Minister Jawaharlal Nehru doing yoga today triggered a war of words on Twitter, with BJP hitting out at Congress leaders Sonia Gandhi and Rahul Gandhi's absence from the celebrations.

Lalu had put up a picture of Nehru and Modi on Twitter that said "Difference between originality and unoriginality". Terming Nehru as a practitioner and Modi as a preacher, Lalu said, "Difference between practitioner and preacher.