I saw your reflection in a toilet full of vomit water
You don’t think I felt your hand on my head yelling, “Call his father”

from Chance The Rapper – Long Time Part 2 Lyrics on Rap Genius

Meaning

She saw he probably while he threw up after a long night out; like seeing his moral compass again.

In a moment of extreme thought & possible revelation, he felt as if his great grandmother came down from the heavens herself to try and get Chance some help, calling for his father while he’s heaving over the toilet.

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