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When you have a threesome and two of the three are related.(one guy fucks two cousins, a brother and a sister fuck a friend, mom and son fuck friend, ect)

Hey man how'd y'all go last night?
It was great we had a southrn style 3sum
Nice brotha who wer they?
It was me my ma and this girl I met.
Incest is best brotha.
God bless Texas
I just had a southern style threesome with two girls.... They were both cousins
by not alex godoy July 06, 2014
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