I don't care for them, and I think of them as unnecessary. They don't advance the plot, and are there for both the viewer, and the director's pleasure.
She actually ruined herself. All because she's mentally vulnerable, and insecure enough to be persuaded by other nutcases to butcher her body. She's not living to see 40. This so fucking cruel.
It's an oxymoron for nothing to happen, as implying that nothing can happen means something can happen, as for nothing to happen, that nothing turns into something. Something is happening, while nothing never happened.