Question 1: Is panel 5 a Geezer or a known fixture of American culture?

Question 2: Is “Marcia, Marcia, Marcia” a Geezer, or perhaps an anti-Geezer? A cultural meme more likely to be known by the young?

From Andréa and chemgal.

And another one from chemgal. This one has to be a Geezer, right?