they reached "staggering heights." The song, from the EP So Classic, will be included in The Knocks' debut album 55, scheduled to be released in March 2016. Finally, for Christmas, Newell released a cover of the song "O Come All Ye Faithful". Their original song "This Ain't Over", released in January 2016, was warmly welcomed by the media. Out commented: "The vibrant dance-pop track flawlessly revives disco if only for a few short minutes. Without the gimmicks of manufactured radio pop, Newell manages to serve This Ain't Over with pure talent." Spin said: "Newell's unassailable voice is in full force on 'This Ain't Over,' shining out like a triumphant beacon over a thumping, glamorous dance-pop soundscape." Vulture concluded: "This is just diva vocal acrobatics flexed with the swag of a queen." "This Ain't Over" was announced as the first track off their debut extended play called Power, featuring production from the pop artists Diane Warren, Nile Rodgers, MNEK and DJ Cassidy. The EP will be released on February 19 via Big Beat. Newell supported fellow Glee alum Adam Lambert on tour from February 23 until the April 2 finale at Los Angeles’ Orpheum Theatre in 2016. After the tour, Newell recorded a new single in collaboration with Power producers DJ Cassidy and Nile Rodgers, entitled "Kill the Lights", released on April 8, 2016, through Atlantic Records. It was expected to be one of a few tracks that Newell was making as part of the HBO TV series Vinyl. It was later revealed that the song had been recorded the previous year when Newell was working with Clean Bandit, Blonde and The Knocks, and inspired the producers to work with them on their debut extended play. Later that same month, the song was released again, featuring vocals from Jess Glynne. 2016–present: Debut album, Once on This Island, and Zoey's Extraordinary Playlist After the success and the release of Newell's debut extended play Power and their tour with Adam Lambert, Newell headed back in the studio. On June 3, 2016, they released their first single outside of their recent project, entitled "Need Somebody". It was exclusively released onto iTunes and Apple Music on June 3 and released onto other platforms several days later. Also, the earnings from its first week of sales were to be donated to the Trevor Project. It was later confirmed the song is the lead single from Newell's