Deputies say the girl was tied up using ratchet straps and while tied to the tree, the suspects threw eggs at her and poured beer on her.
Deputies charged Loretta Miller, Randall Miller, Margaret Allen, and Ross Renicker. Loretta Miller and Randall Miller are the teen's legal guardians according to the Sheriff's Office.
According to a criminal complaint obtained by NewsChannel 3, Randall Miller put eggs in the girl's shirt and shoved her against the tree, cracking the eggs.
The criminal complaint then says that Loretta Miller poured two bottles of beer over the teen and Margaret Allen sprayed her in the face with a hose.
According to the criminal complaint, during the investigation, both women admitted that's what happened and said it was all in fun.
According to officials, two other teens may have been involved but so far, they have not been charged.
Three of the suspects are being held at the Western Tidewater Regional Jail. Margaret Allen was released.