When Characters are Self-Aware, or are aware of their Creators, or do something which is out of character then point it out, it's called "Breaking the 4th Wall."
Notable Fourth Wall Breakers
Igor the Mii, Seriously, he is self-aware of EVERYTHING. he also can talk to his creator (who shares the same username as Him) and his creator's Friends.
Notable Fourth Wall Breaks
Igor pointing out a reference to "How to make FNAF Not Scary" on The GoGang Adventures Of The KND.