National Ignore Me Day falls on any day where one is being Ignored by their significant other, or a friend, family member etc.
It is when a person is clearly active and is avoiding your texts, calls, or FaceTimes For whatever reason.

v. collectively or individually finding someone/something to blame for a problem, as opposed to brainstorming which connotes finding solutions to a problem

n. the act of finding someone/something to blame for a problem

(from a TV ad for HD television)