This has been all over the news. I live one town over from Leongatha and believe me, it's the talk of the towns.
We have loads of mushrooms around our place but wouldn't dream of eating them. About 90% of foraged mushrooms in Australia are poisonous.
Then again, you do get groups of people who think they know what they're doing, and perhaps they do.
Meanwhile this is suss-as.
Three people died from suspected mushroom poisoning after sharing a meal. Here's what we know - ABC News