Pop star denies sniffing cocaine

Global pop star .

Several media outlets reported that the Roc Nation singer was sniffing on a substance in alleged to be cocaine in the video.

Rihanna quickly deleted the video after coming under attack from fans, and said that she was rolling a joint and not sniffing on a cocaine.

"N—a your lame ass got some f—g nerve!!! Any fool could see that's a joint that I'm basing with cigarette! Who snorts tobacco??!! FOH witcho 'never been to a rodeo so someone squeezing their nose means they're doing coke' lookin ass!!" wrote the 27 year old pop star.