EXCLUSIVE: More Details On Jesse James' Alleged Mistress, She's A Mother Of Two!

As the scandal regarding Sandra Bullock's husband Jesse James' alleged infidelity continues to escalate, RadarOnline.com continues to unearth new details regarding his supposed mistress Michelle "Bombshell" McGee.

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The tattoo model, who RadarOnline.com learned had once advertised herself on the adult website SoCalGlamourGirls.com, is also a mother of two grade school-aged children.

"She was really quiet and a nice girl," a former landlord of McGee's told RadarOnline.com. "She had two kids and she didn't have a lot of visitors."

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McGee had moved out of the modest San Diego apartment in October and the landlord never saw James. The landlord added: "And we would have."