What is the most logical next event?

A man is playing guitar, and the man to his right is playing the drums. the person in front of them

OPTIONS:
(1). is dancing and singing.;
(2). is watching him, recording him.;
(3). is playing a different bass and drum set, while they're playing the drums.;
(4). has a harmonica and is walking, crocheting a tube of the instrument.;
(1).