'' To Pimp a Butterfly '' debuted at number one on the US '' Billboard '' 200 and received widespread acclaim from critics , who praised its musical scope and the social relevance of Lamar 's lyrics . It was ranked as the best album of 2015 by many publications , including '' Rolling Stone '' , '' Billboard '' and '' Pitchfork '' . It was nominated for Album of the Year and won Best Rap Album at the 58th Grammy Awards . The album was certified platinum by the Recording Industry Association of America ( RIAA ) . By June 2017 , the album had sold one million copies in the United States
58th Grammy Awards
58th Annual Grammy Awards
To Pimp a Butterfly