B.o.B is hard at work on his fourth studio album, which follow his 2013 effort Underground Luxury. After a few guest appearances on songs like E-40's "Red Cup," Bobby Ray is back with some solo material. "Not For Long" features a sultry hook by Trey Songz, where the two talking about chasing a love interest who is already in a relationship. The track is going to be on iTunes later today, but you can watch the lyric video above.

Previously: B.o.B Attempts To Set A New Standard On ‘No Genre 2′ Mixtape
B.o.B Is Producing More On ‘No Genre 2′

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