Following their Sunday night arrest, all three participants in last week's Teen Mom 2-based brawl
- Jenelle Evans, Britany Truett and Brittany Maggard - have all been officially charged with disorderly conduct.
They could all face 60 days in prison.
But Evans' attorney, Dustin Sullivan, has already come up with a defense for his perpetually troubled client.
He tells TMZ
there's a "serious problem" and it's that Truett, the victim in the ...