Both artists were active in the acid techno and jackin' house scenes in 2019:
If you can tell me where you saw the video or describe any specific vocals, I can help identify the exact "feature" or collaboration you're looking for. Francesco Ballato Tracks & Releases on Traxsource Di Feo - ACID is the Answer 2019 .mp4
Another possibility is that the video is a specific performance or edit featuring , who released a prominent track titled "The Acid" in 2019. Both artists were active in the acid techno
While there isn't a widely documented artist feature on a song by that exact title and name, it's possible you're looking for the track by the techno artist Regal , released in 2017. : Released numerous house and techno tracks in
: Released numerous house and techno tracks in 2019 on labels like Juiced Music and Room 104.
: Known for his work in deep house and techno, including various remixes and original mixes around that time.