When a young couple moved into their grandparents' home after it had been vacant for a year, they were immediately greeted with drama from their entitled Boomer neighbors. Apparently, the neighbors had gotten a little too comfortable using the vacant yard and weren't happy to lose that extra space. The moment the new owners moved in, the neighbors started harassing them, claiming they were invading their property and even threatening legal action. But the best part of the story is, after gettin…