Pittsburgh, PA rapper Wiz Khalifa was arrested in Greenville, North Carolina for unknown reasons, it's being reported.

While details are sketchy, early reports state that Wiz Khalifa was at a show at East Carolina University when police reportedly stopped his show 45 minutes into his set.

He was arrested later, as he attempted to board his tour bus.

Sources suggest the arrest is related to Khalifa’s penchant for smoking marijuana.

The popular Pittsburgh rapper, known for his hit single "Black and Yellow," has boasted about smoking about $10,000 in weed per month.

The 22-year-old rapper was in town to perform at Wright Auditorium, as part of the national "Waken Baken Tour 2010."

The 60-date-tour kicked off September 16th and ends in Boston on November 21st. Tonight, rapper Big Krit was tapped to open for Wiz Khalifa.

Wiz' last tweet came around 4:30 PM EST when he sent the message: "Smoke outs greenville, nc tonight. fall thru wit ur finest plant life."

Earlier, his told his 482,000 followers that he enjoyed waking up and "smoking" on his tour bus each morning.

In October, Wiz Khalifa launched his own line of rolling papers.

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Update
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The rapper, whose real name is Cameron Thomaz, was released from the Pitt County Detention center earlier this morning, after he was apprehended in the middle of a concert at East Carolina University .

Greenville, North Carolina police have officially charged Wiz Khalifa with three different counts, including two felony drug charges.

The Pittsburgh, Pennsylvania-based rapper was arrested shortly after a performance as part of the national "Waken Baken 2010 Tour" at (ECU) last night (November 8th).

According to reports, a large stash of marijuana was found on the bus, although the amount confiscated is not known at press time.

Wiz Khalifa has officially been charged with possession of drug paraphernalia (misdemeanor), maintaining a dwelling/place for the sale of a controlled substance (felony) and drug trafficking (felony).

The rapper, who has since been released from jail on a reported $300,000 bond, took to his Twitter page with his first public statement.

"waken…baken…wrist still achin. thnx for tha love and support," Wiz Khalifa tweeted.

A Facebook group of 1,200 people have already started a “Free Wiz” campaign.

Wiz Khalifa was brought to East Carolina University in Greenville, North Carolina after students lobbied for him.

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