throughout the television debate on thursday night she instead tweeted praise for green party leader natalie bennett .
campaign chiefs had attempted to rebuff a letter from 100 business leaders that criticised the party by publishing its own message calling for a labour government signed by people ` from all walks of life ' .
but the plan quickly unravelled as it was revealed the 100 ` working people ' supporting mr miliband included a benefit fraudster , a string of union and party activists .
today the move continued to backfire spectacularly as another of the signatories appeared to switch her allegiance to green party leader natalie bennett .