They definitely knew how to break the fourth wall on the Fresh Prince!
10x05 Fan Fiction (4x18, 5x09, 6x15) [gifset] - The four times Sam and Dean’s lives got even weirder - Supernatural
And the best part is that it's not uncommon to have a forth wall break so it's not like they just plop it in there. GET IT TO HIM GET IT TO HIM
team rocket and their habit of always breaking the fourth wall....
You just broke your own fourth wall. No lie, though, I break my invisible fourth wall all the time.
Deadpool breaking the fourth wall
if there's one thing I hate it's the fourth wall. BREAK THAT SHIT
Supernatural. Breaking the 4th wall--wasn't going to pin until i looked at sam's face in the first shot and dean's in the last!
Robin Hood: Men in Tights
And no, Stacy did not "break the fourth wall". She's become self-aware. Very different.