The Grammy Week event will take place at The Preserve LA in East Hollywood.
Melissa Etheridge, Grandmaster Flash and Fifth Harmony's Ally Brooke & Dinah Jane were also among the guests at the Waldorf Astoria Beverly Hills.
Some of the biggest names in music have descended on L.A. for celebrations leading up to the Grammys.
The annual event celebrated the songwriters in music making a major impact.
The event will take place Feb. 1 at the Fairmont Century Plaza in Los Angeles.
Programming kicks off with a celebration of Women in the Mix on Feb. 1.
This event will be hosted jointly by the Academy’s Producers & Engineers Wing and its Songwriters & Composers Wing.
Check out Billboard's exclusive gallery of the NMPA & Billboard Grammy Week Showcase below.
This is the 25th anniversary of the ELI event.