Music Downloads Not Rated by the ESRB. Share the power of dance and download all-new moves from "Sexy And I know It" by LMFAO! Written by George Roberston, Erin Beck, David Listenbee, Kenny Oliver, Skyler Gordy & Stefan Gordy. Published by Hi Mom I Did It, ESKAYWHY Publishing, Redfoo LLC. Admin by Kobalt Music Publishing America Inc. Courtesy of Interscope Records under license from Universal Music Enterprises.