He and his ex girlfriend Karrueche Tran engaged in a very raunchy Twitter exchange on Saturday.

And it appears the rumours that Chris Brown and the model are back together may very well be true.

The 24-year-old was involved in a minor car accident on Tuesday in Los Angeles after he rear ended another car, and none other than Karreuche, 24, was seen standing with him at the scene.
Together again? Chris Brown rear ended another car in Los Angeles on Tuesday, and his ex girlfriend Karreuche Tran was at the scene with him, fueling rumours their relationship is back on
Together again? Chris Brown rear ended another car in Los Angeles on Tuesday, and his ex girlfriend Karreuche Tran was at the scene with him, fueling rumours their relationship is back on

Not a happy camper: The 24-year-old looked angry as he stood on the pavement while the girls whose car he hit talked on her cellphone
Not a happy camper: The 24-year-old looked angry as he stood on the pavement while the girls whose car he hit talked on her cellphone

Hands-on: Karreuche was seen acting decidedly like a girlfriend, taking a picture of the car as evidence
Hands-on: Karreuche was seen acting decidedly like a girlfriend, taking a picture of the car as evidence 
Not a happy camper: Chris looked annoyed as he stood next to his car, clearly itching to get out of there
Not a happy camper: Chris looked annoyed as he stood next to his car, clearly itching to get out of there 
Not good: The star stood near his car, seemingly at a loss about what to do next