"Welcome to the Show" is a song recorded by American singer Adam Lambert featuring Persian-Swedish singer-songwriter Laleh. It was released through Warner Bros. Records on March 17, 2016 independent of Lambert's 2015 album, The Original High. The power pop song was written by Laleh with Ali Payami and was produced by Max Martin.

Lambert and Laleh promoted the song through a performance on American Idol, the eighth season of which he finished as runner-up, on March 17, 2016. An accompanying music video co-directed by Lambert and photographer Lee Cherry premiered July 6, 2016 alongside an essay from Lambert explaining the song's intention to "inspire strength and PRIDE."

"[This song] is an anthem about facing exactly who you are and OWNING it. Its [sic] intended as a mantra to inspire strength and PRIDE."

"Welcome to the Show" is a power pop song written by Ali Payami and Laleh Pourkarim with a duration of three minutes and twenty-one seconds (3:21). Payami also provides the instrumentation for the song and is credited with performances on bass, keyboards, percussion, piano, and strings.Max Martin, a long-time collaborator of Lambert's and the executive producer of his 2015 album, The Original High, serves as the track's producer. Lyrically, the song discusses "shin[ing] a light" on one's vulnerabilities and embracing one's honest self.

According to the digital sheet music published by Kobalt Music Publishing America, the song is originally composed in the key of D♭ major and is set in common time to an approximate tempo of 108 BPM. Lambert's vocals span two-and-a-half octaves from B♭₃ through E♭₆. Described as a power ballad, the song features synth chords and a "boom-clap" beat paired with introspective, vulnerable lyrics.

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