Serial killer Joanna Dennehy 'plans to marry street robber fiancée'
Serial killer Joanna Dennehy 'plans to marry her street robber fiancée' who told her 'no more murders' and joked 'they wouldn't let them cut a wedding cake with a knife' Joanna Dennehy, 38, fell in love with robber Hayley Palmer while they were both serving in privately-run HMP Bronzefield in Middlesex before being separated Palmer has now been released after serving 16 years and living in London hostel Sources say the couple are committed wish to be married by the end of the year