Gwen Stefani Hits Grammys 2015 Red Carpet After Debuting New Song 'Start a War'!

Gwen Stefani looks smokin’ in her interesting jumpsuit on the red carpet at the 2015 Grammy Awards held at the Staples Center on Sunday (February 8) in Los Angeles.

The 45-year-old entertainer will be performing on stage this evening alongside her The Voice co-mentor Adam Levine! Be sure to stay tuned to JustJared.com for all of the performance videos throughout the night.

The evening before, Gwen debuted a brand new ballad, “Start a War” at her MasterCard Priceless Surprises solo show. See pics from the show below and listen to the song!

FYI: Gwen is wearing Atelier Versace, Christian Louboutin shoes, and Lorraine Schwartz jewelry.

Make sure to watch the 2015 Grammys, hosted by LL Cool J for the fourth straight year, live on CBS starting at 8/7c!