ok i play in a hard rock band. my friend has a punk band there drummer is away on vacation and they needed a bassist cause there bassist can play drums too. so there like ok who can learn all the songs in like 5 minutes. MIKE!!! so they called me and i was like sure. i need to know from the punks what should i do on stage? i would wear my metallica shirt but then i might get beat up. so what should my attidude be like?