A year after her blockbuster trial, Australia's notorious mushroom murderer is back in court, this time trying to convince judges that her conviction was a bit too well-done. Erin Patterson, 51, was sentenced to life in September for serving her in-laws a beef Wellington that came with a side of death cap mushrooms - a dish that proved fatal for three and nearly lethal for a fourth. Now she's appealing, claiming the trial was about as fair as a rigged game of Clue.

Patterson's appeal, heard by three judges, rests on seven grounds. Her legal team argues that jurors should never have seen certain evidence, like phone tracking data showing she'd visited spots where death cap mushrooms were recently spotted - because nothing says 'innocent mushroom forager' like a GPS trail to the poison patch. They also object to testimony from 'Facebook friends' that included her rants about her in-laws and her estranged husband, Simon Patterson, whom she once called a 'deadbeat.' Patterson's team says this was prejudicial and irrelevant, though it does paint a picture of a woman who wasn't exactly hosting family dinners out of love.

But here's where it gets truly absurd: Patterson's lawyers say the jury was 'fatally undermined' because, due to room shortages caused by the media frenzy, the jury ended up sharing a hotel with the prosecution, a key police witness, and journalists. The jury had their own floor, and the judge said there was no evidence of interaction, but Patterson's team argues this 'fundamental irregularity' means the verdicts should be quashed and a retrial ordered. Because nothing says 'impartial justice' like bumping into the other side at the continental breakfast.

Meanwhile, the prosecution is appealing Patterson's sentence, calling the 33-year parole eligibility 'manifestly inadequate' for a triple murderer. The judge had noted Patterson's 'harsh prison conditions,' including 15 months in solitary confinement and the likelihood of more due to her notoriety. So the woman who killed three people with mushrooms might get a longer stay in isolation, which is probably not the vacation she was hoping for.

Patterson, who chose to appear via video link from Dame Phyllis Frost Centre, maintains her innocence, claiming the deaths were a tragic accident and her attempts to dispose of evidence were just panic. Her estranged husband, Simon, who cancelled at the last minute, has his own theories, having survived multiple suspicious meals that left him in a coma and minus part of his bowel. The appeal's outcome won't be known for months, but if the judges overturn, Patterson could get a retrial or walk free. And if the prosecution wins, she might never see freedom again. Either way, true crime fans are having a field day.