Shoreline Mafia is an American musical group based in Los Angeles and currently signed to Atlantic Records. The group released their first full-length mixtape, ShoreLineDoThatShit, in November 2017. That album was re-released by Atlantic in May 2018. In August 2018, they also released an EP titled Party Pack through Atlantic. In September 2019, they released “Party Pack Vol. 2” through Atlantic Records as well..