Federal prosecutors are pushing to use Bronx drill rapper Kay Flock’s lyrics as evidence, arguing his music serves as a direct confession to violent crimes.

Kay Flock, born Kevin Perez ... His three well-known hits, "PSA," "Being Honest," and the rowdy "Is Ya Ready," have become fan favorites in his fairly new catalog. The songs also helped him ...

Bronx rapper Kay Flock may be locked up but that doesn’t mean he’s sitting idle. In new videos and photo taken from a recent jail call, he appears to have put on some muscle weight.