A roadie.
A 5 person band is a quintet. A 3 is a trio A 4 is a quartet
Quartet
Maybe somebody from the Garage Band app developer themselves.
You call a person stubborn.
a metronome If there's a drummer you always follow the drummer. Percussion is responsible for keeping the beat
Stalker! Call 911
A roadie.
someone who follows you to the extent that it's creepy is a stalker, someone who is always with someone could be referred to as their shadow. hope this helped! :)
You call them the band leader,.... lol Hope that helped!
A restless person.
a white person
I think it a conductor, that's who leads the band anyway
Lucky.
Wife..
A Critic
a person who is always in a good mood is called jolly, or enthusiastic