No planet is more earth-like than Earth itself, so if life really does pop up readily in earth-like conditions, then surely it should have arisen many times right here on our home planet? And how do we know it didn't? The truth is, nobody has looked.
I always felt, as a listener at a show, that when there was too much banter between the artist and the audience that it detracted from the show. I more enjoyed shows where the guys came out and they just played.