Watch: LANY + Halsey perform 'ILYSB' together live.

I brought these boys on tour when they were just a little tiny baby band and now they are MASSIVE superstars. congrats on TWO (!) sold out palladiums, and a live show you should be so so so proud of. I love u to death. PJ u da one. ILYSB. @thisislany pic.twitter.com/AT5qytWQ96

— h (@halsey) October 28, 2018

ILYSB WITH HALSEY TONIGHT. pic.twitter.com/LcY1nevyXY

— LANY LA (@LANYxLA) October 28, 2018

Tonight was great! LANY x Halsey. Thanks @thisisLANY @halsey @RupertLincoln pic.twitter.com/AHITHqqT0q

— Romeo Lacoste (@RomeoLacoste) October 28, 2018

WHEN LANY BRINGS OUT HALSEY pic.twitter.com/wirtYnk0uH

— kait 2 (@sIeepykiss) October 28, 2018

@thisisLANY @pauljasonklein last night in LA pic.twitter.com/kK8c3wtLBq

— Coup De Main (@coupdemain) October 28, 2018