Grandmother who is not afraid of ice

The guy found a place with severe ice and decided to film people who would definitely slip and fall there. But in the process, his conscience awoke and, on the contrary, he began to warn people that it was very slippery there. But people still fell on their heels. And later he met a fast grandmother who is not afraid of any ice. Still, when someone is hungry at home, grannies acquire supernatural powers.