Chris Brown has been texting Rihanna again ... at the same time she has been spending time in Paris with Drake!

Chris has been texting Rihanna and friends say they’re “freaking out” that Rihanna could rekindle a romance with Brown.

At the same time, she's been performing and partying with Drake in Paris, sparking rumors of a relationship.

A source tells the NY Post, “Chris started texting Rihanna on her birthday [Feb. 20], and the two have been sending each other a flurry of texts ever since.

“Rihanna didn’t write back right away . . . but later that night she started getting sentimental and texted back, ‘thank you,’ and asked how he was.

“Since then, the two haven’t stopped texting each other and friends are freaked out that she’s going to start dating him again.”

RiRi recently flew to Paris where she was spotted partying at a nightclub with Drake.

On Tuesday, she joined him onstage during his tour and performed her hit “Pour It Up.” The pair then performed their duet “Take Care.”

Sources: TMZ and Daily Mail