There goes the neighborhood!
The first you-name-the-ethnic-group has moved in, and the racist neighbors are restless.
"We're from Remulac. It's a village in France."
"There goes the neighborhood."
"There goes the neighborhood."
Pear Goes the Neighborhood Burger
From Bob's Burgers: a burger served with a side of pear salad
"Hey Bob, what's the burger of the day?" "It's the Pear Goes the Neighborhood Burger, you should try it!"