The two officers say its their way of helping transform one of the city's most violent communities.
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"Anybody done karaoke with a cop before?" Officer Shamssadeen Nur Ali Baukman asked. "I suggested that maybe we should do karaoke, and the rest is pretty much history."
On Friday's the two cops block off a busy intersection in West Philadelphia and host a block party with dancing and Karaoke.
"I grew up in West Philadelphia where we are now, and I have seen so many people get hurt by violence so I wanted to be the answer, the solution, be that local neighborhood hero. That was my goal," Baukman said.
A DJ volunteers his time, and every week more and more people show up.
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"We always see police officers using too much force or abusing their power, but we rarely see incidents where we see police officers in a positive light," officer Justin Harris said.
The officers hope to change the outlook of cops around the world.
"All we need is a conversation. A conversation can change a lot," Baukman said.