Put 2 and 2 together and a little bad weather
Gon' be your whole family on that funeral line
The character referred to in the previous two lines doesn’t own anything but a 9mm but is nevertheless “shinin'”(showing off, gloating, displaying extravagance or wealth). “Put 2 and 2 together” means doing the math he must be up to no good and that, “with a little bad weather” (bad luck) the kid is in for a violent end (his family will be attending the funeral).
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