The Australian pop star said that being top of the festive chart was "the most wonderful gift" and that she was grateful for everyone who had listened to her song and shared "the love".
A spokesperson for the company said it took "employee well-being extremely seriously" and had decided not to publish any new titles by the children's author.
The trio created an "atmosphere of absolute terror, menace and threats" at the flat where they abducted Ryan Munro in an attempt to extort money from him, a court heard.
Notorious conman Mark Acklom, who posed as a wealthy banker and MI6 agent, has been ordered to pay the victim of a romance scam £125,000 in compensation after a five-year court battle.