Substitution (Purple Disco Machine and Kungs song)

"Substitution" is a song by German DJ and record producer Purple Disco Machine and French DJ and record producer Kungs featuring English singer Julian Perretta. It was released on 30 March 2023 through Columbia, Sony Music Germany, GmbH/Val, Def Jam and Universal Music France. The song samples "Big In Japan" by Alphaville.

Music video
The music video for "Substitution" was released on 30 March 2023 on both Piontek's and Kungs' YouTube channels. Piontek and Kungs appear in the video.