The hip-hop artist was arrested and charged with possession of marijuana and paraphernalia after a Thursday traffic stop on his way to perform at a homecoming event at the University of Maryland Eastern Shore, The Baltimore Sun reported.
He was issued a citation and released from police custody.
"Locked me up then wanted pictures," the rapper wrote along with the photo he posted on Twitter.
Gregory Shipley, a spokesman for the state police, told the newspaper the unorthodox photo shoot is under review.
2014: The Year in Fashion [PHOTOS]
S Club 7 to reunite for BBC charity event