According to the Daily Mail, Chris Brown's ex-girlfriend, 25, was feeling very flexible while twerking and hanging upside down during one sexy snapshot. The performer had her butt up in the air, dressed in a black two-piece swimsuit and cosy moccasin boots.

[For the photos, click HERE.]

"She smokin rebel flowers in Greece!!!," Rihanna wrote as the caption for the cigarette photo.

In other images, RiR lies poolside while doing some sexy poses. One snap shows the controversial "bad girl" having twisted her body into a weird shape.

It looks like the starlet was not only working, but enjoying some me time in the ancient city. Though she is still traveling and performing on her Diamonds World Tour, RiRi took some time to enjoy the sights.

Her new reality TV show, "Styled to Rock" is premiering Friday at 8 p.m. on Bravo.

Tuning it to RiRi's competition show? Like her latest photos? Let us know in the comments section below!