Awfully Deep (2011)

Edward, Susan, and their son, Lino, live a nice life in the suburbs having all that their bourgeois life can afford. Then, one day and without warning, stinky, brown, "doughy" stuff starts appearing outside their expensive and luxurious home. Despite their son's pleas to get their hands dirt and clean it up, the parents insist that this is "someone else's job"