Dialogue with my mother

Mother: What was that movie?
Me: A musical based on Reefer Madness.
Mother: Haha! Have you seen the original Reefer Madness?
Me: No, but I kind of want to.
Mother: I saw it so many times with my friends when I was your age
. . .
Mother: while smoking pot.
. . .
Me: Oh.
. . .
Mother: Hey I grew up in the 70's it was okay back then!