NAS+ DAMIAN MARLEY And JANELLE MONÁE In STHLM!!!

Why oh why are all these amazing artists playing at the same day in Stockholm?? Tomorrow its going down at gröna lund where Nas and Damian Marley will play and Janelle Monáe will be rockin the shit out of F12. Aaaaaaah which concert should I go to? I really, really want to see both concerts but i wont have time..dammit!