Matter of fact Tyrone was on speed dial
So when she got home, it was going down, she go:

from Kendrick Lamar – Tammy's Song (Her Evils) Lyrics on Rap Genius

Meaning

As soon as the fight with her man was over, she already had another guy lined up (on speed dial) that was down to f***, waiting for her at her house

The name Tyrone is a reference to Erykah Badu’s song “Call Tyrone”.

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