"What are these colors? They're still there when I close my eyes."

Thats just the acid.

"Do I get yelled at now for flushing and making noise, or do I get yelled at in the morning, for not flushing."

They seem to get more mad about not flushing. They view it as you marking their territory. The trick is to show parents that you are the alpha. It helps to shake a can of pennies at them and speak in a firm tone when they try to yell at you.