Addressing the crowd, Mr Gandhi hit out at the Prime Minister over the notes ban, after which millions across the country went scrambling for cash as 86 per cent of the currency in circulation was suddenly declared worthless.
"In UP and Bihar, he promised to help farmers by waiving loans and promising a special package. Did it happen? NO."
Warming up to the theme, he went on to reference popular films and also mocked the Prime Minister saying, "While campaigning, he promised to change Varanasi and called it his mother.
Modiji...relationships are not just about talk but action. I have a long list of what he promised his 'mother' - Clean Ganga, Ghats, Ring Road, free WiFi, Bhojpuri Film City..."
The Congress has credited her with playing a pivotal role in rescuing the alliance with the Samajwadi Party when it was on the verge of collapse.
The Congress has said Mrs Vadra will campaign for the 10 party candidates in Amethi and Rae Bareli. Later, she might also appear for the joint caldidates of the alliance. But it is for her to decide, the party had indicated.