Under the Christmas Lights

"Under the Christmas Lights" is a song recorded by American singer and songwriter Gwen Stefani for her fourth studio album, You Make It Feel Like Christmas (2017). It was written by Stefani, Justin Tranter, and busbee, who co-produced the song with Eric Valentine. The song was released alongside the rest of the album on October 6, 2017, through Interscope Records. Details about the track first emerged in August 2017, when the song title appeared as a registered work on BMI and GEMA. "Under the Christmas Lights" is a pop and Christmas song with a doo-wop melody and romantic lyrics.

In terms of critical reception, the song was described as silly but ultimately relatable, lyrically. The song entered Billboard's Holiday Digital Song Sales chart in the United States at number 16. It also appeared on the Rádio Top 100 airplay chart in Slovakia. Stefani performed the song twice live; one performance occurred on The Tonight Show Starring Jimmy Fallon, where she was also the episode's guest. She also sang the song on her 2017 television special, Gwen Stefani's You Make It Feel Like Christmas.