Despite lighting up on Friday, Robin Thicke did not have a very bright day.

TMZ reports that the singer/sonwriter, who has written hits for R&B artists like Jennifer Hudson and Usher, was busted on Friday afternoon in NYC for marijuana possession.

PHOTO: Celebrity pot smokers

Thicke, 34, was apprehended by law enforcement officials just as he was lighting up a joint inside of an SUV in the midtown area of the city.

PHOTOS: Famous mugshots

Sources tell TMZ that the star was cooperative and was handed an appearance summons upon his release.

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