Question: What is the name of the mother of British singer-songwriter whose second studio album, released in 2005 was called 'Sleeping in the Nothing' and who has been a judge on "Australia's Got Talent"?
Sentence (from "Can't Pretend"): The song was released in the United Kingdom as a digital download on 6 March 2013 and peaked at number 67 on the UK Singles Chart.
Relevant evidence: No