The shooting happened in the 7200 block of Ogontz Avenue.
Holiday was pronounced dead at Einstein with a gunshot wound to the back of the head.
A second male victim was identified as an 18-year-old male from the 6600 block of Eastwood St. He remains at Einstein in critical condition from a gunshot wound to the upper torso.
According to Police PR, he may now be paralyzed.
The third male was identified as a 19-year-old male from the 7200 block of 20th Street. He also remains at Einstein with a gunshot wound to the torso. He is in critical condition.