The 1975 draw level with Ed Sheeran with a fifth-straight leader.
The six members include two from IZ*ONE that disbanded last year.
Applebaum and Thompson won the coveted songwriter of the year.
"Unholy" leads the midweek U.K. chart and is heading for a fourth consecutive week at No. 1.
The 1975 is currently out front and on track for a fifth chart crown.
The septet performed a showcase set including the TikTok favorite “Chiguhagu.”
Jin, the oldest member, will step up first.
"N.K-Pop" led at the midweek point and does enough to cross the finish line first.
"We think people will love it as much as we do," comments bandmate Jon George.
“Unholy” makes it a hattrick in the U.K.