It's not the titular "Three Billboards Outside Ebbing, Missouri" that cause a monumental fuss in that imaginary small town, it's what's unexpectedly written on them.
Blank for years, hugging a bend in the road like lonely sentinels doggedly doing their duty, they send a blistering message in enormous black letters on a 20-foot-high background of the brightest red:
"Raped While Dying"
"And Still No Arrests?"
"How Come, Chief Willoughby?"
In the hands of uncommon writer-director Martin McDonagh and a splendid cast toplined by Frances McDormand in what could be the role of her rich and varied career, the how and why of...