Tulisa Contostavlos has got her mojo back, says Louis Walsh

Louis Walsh says his former X Factor co-star Tulisa Contostavlos has “got her mojo back” after the pair teamed up again for the new series.

Tulisa and Louis have reunited for the 2014 X Factor (Joel Ryan/Invision/AP)

Tulisa said she became “a paranoid wreck” and felt her life was over after being caught up in a cocaine sting, which led to a trial that collapsed in dramatic fashion last month.