1. If your parents are letting you listen to the album, I can't see how they'd object to your seeing the show.
2. Your assumption that forgiveness after an affair is rare, is off base. It happens a great deal.
3. I don't see any issues with an 11 year old seeing it....but I'm incredibly liberal. More conservative parents might...but again, see #1.
4. I think Waitress is almost harder to decide upon as the extra martial affairs are not obvious, even if you know the music. The sex is also a little more in your face.
What movie rating do your parents allow you to see?
If we're not having fun, then why are we doing it?
These are DISCUSSION boards, not mutual admiration boards. Discussion only occurs when we are willing to hear what others are thinking, regardless of whether it is alignment to our own thoughts.