Licensed to Ill is the debut studio album by American rap rock group Beastie Boys. It was released on November 15, 1986, by Def Jam and Columbia Records. The album became the first rap LP to top the Billboard album chart, and was the second rap album to become a platinum album. It is one of Columbia Records' fastest-selling debut records to date and was certified Diamond by the Recording Industry Association of America in 2015 for shipping over ten million copies in the United States. The album received critical acclaim for its unique musical style, chemistry between the group members, and their stylized rapping. Since its release, Licensed to Ill has been ranked by critics as one of the greatest hip hop and debut albums of all time.