American rapper and singer,

TMZ reports that law enforcement sources said the former boyfriend of Ariana Grande was found dead at his San Fernando Valley home where he was pronounced dead.

It was further reported that one of Miller's male friend called 911 from Mac's home to alert authorities of the rapper's state of health.

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Mac was supposed to start a tour next month.

Quick facts about Mac Miller

Mac Miller was born Malcolm James McCormick

The American rapper and singer was mostly known by his stage name Mac Miller.

Miller was also a record producer under the pseudonym Larry Fisherman.

Mac Miller was born on January 19, 1992 and was 26-yeas-old at his death

The rapper was born in Pittsburgh, Pennsylvania, United States

Miller made his TV debut with "Scary Movie 5," after which he went on to start a TV show known as Mac Miller and the Most Dope Family