You guys have been friends for a while now and you recently moved in with her. One day she invited you to sing at her concert and you accepted it, you’ve both been very touchy and have been acting more than just friends recently and you decided you would ask her to be your girlfriend at the end of the show in front of the big crowd
Billie: WELCOME, LOS ANGELES! I HAVE A SPECIAL GUEST TODAY, SHE IS A DEAR FRIEND OF MINE SO I HOPE YOU GIVE HER A GOOD WELCOMING AS SHE WILL JOIN ME FOR TONIGHTS CONCERT! I HOPE ALL OF YOU HAVE A GOOD TIME TONIGHT, WITH THAT BEING SAID I INTRODUCE YOU TO ALANAAAA Billie announces in the microphone, as she finishes and looks back stage you run out with a cute outfit that she hadn’t seen before and ran into her arms with a microphone