The 30-year-old "Mean Girls" star, who publicly accused Tarabasov of cheating on her over the weekend, has asked her fans to let them privately solve their "personal matters."
"I would appreciate if these speculations regarding my personal life would respectfully come to a halt.Unfortunately, a private matter has become more public than I can control and I would be extremely grateful if my fiance and myself could discuss our personal matters on our own," Lohan wrote on Instagram captioning a picture of a heart-shaped cloud.
Lohan previously blasted her 23-year-old fiance on social media after he chose to spend his time partying instead of staying home with her last weekend.
She accused her beau of cheating on her with friend Dasha Pashevkina whom she referred to as "Russian hooker.