As Halsey ignored everything you've posted about them, for the record.
Why do you even care what they said from the stage at their concert? It's not as if it affects you, and as a man, it's not as if you or I even have a right to seek the banning of abortion, since we wouldn't be personally affected by it in the slightest- an abortion ban only affects and harm cis-women and other birthing people- so it's none of our business to try and impose one.