He also announced his resignation from Sone Lal Patel's Apna Dal.\n\n
Bablu, currently in Bareilly jail, was granted a parole of two hours by the court for the release function.
Apna Dal-S president Ashish Patel told party members in Lucknow that the party can take "any decision" but declined to elaborate.
He said the BJP is leaving a "culture", which may be used against it in the future.
In UP, the BJP focused carefully on the sub-caste divisions within the Dalits and also gave a large number of tickets to SC candidates from sub-castes.
Modi's NDA is good enough to give a psychological boost to the once 'untouchable' BJP and Modi but if the NDA doesn't get a majority on its own, then walking the last mile will be the greatest challenge of this election for Modi, says Sheela Bhatt/Rediff.com