Lindsay Lohan is dumped by Samantha Ronson?

Samantha Ronson has told "it's over" to Lindsay Lohan, after showing a photo scandal with Li Lo enjoying 53X w/ a mystery man.

Lindsay addiction, is pictured lounging in bed next to a mystery man that never seen in photos before. Showing off a self-satisfied smile as Lindsay Lohan enjoys some downtime from shooting her latest movie Labor Pains, lingerie-clad Lindsay doesn't seem to care she's been busted in such a compromising situation.

"Linds is adamant she's not a lesbian and still loves men," insists Hollywood insider Jo Piazza. "LiLo says Samantha is the only girl she would go for." While Lindsay Lohan may have kicked her addiction to drugs and alcohol, Her refusing to give up her obsession with men — and the on-set hook-up isn't her only relapse.

The playful Lohan left Samantha Ronson devastated after a recent wild night out with Gossip Girl star Chace Crawford... :(