I " ( stylized as “ i ” ) is a song by American rapper Kendrick Lamar . It was released on September 23 , 2014 as the lead single from Lamar 's third studio album '' To Pimp a Butterfly '' . The song utilizes music from " That Lady " , written by and originally performed by R&B group The Isley Brothers , elements from which were re-recorded rather than being directly sampled from the original record . " i " won two awards at the 2015 Grammy Awards : Best Rap Performance and Best Rap Song
2015 Grammy Awards
57th Annual Grammy Awards
I (Kendrick Lamar song)