He said "This one's a bullet, you got to give it run!"
The chicken said "Thanks" and spanked it #1

from Black Star – Children's Story Lyrics on Rap Genius

Meaning

The young man hypes up his track to Jane, the radio host, who then puts it in heavy rotation on the radio station making the song a #1 hit. Recall that Mos Def has already informed us that the song was “wack”. This is a reflection of the record industry’s ability to effectively make any song a hit song, often by giving it heavy radio rotation.

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