The reason that I keep her is that it's good for colder seasons
But in the summer time I'm the asshole
Sun bathing at the beach, belly like an afro

from Watsky (Ft. Dumbfoundead & Intuition) – A New Kind of Sexy Lyrics on Rap Genius

Meaning

He keeps his hair year round. It makes him warm in the winter, but during the summer, it’s just obnoxious to have.

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