If the crowd was responding (or not) to the drum solo, he's calling the crowd pathetic, no? No mis-reporting there, I've seen the video!
If he wasn't happy with it – or his ego needed it – why not say something like 'Surely you can do better than that?' and the crowd might/would respond...
Not sure about that:
"We're having to clap ourselves because that was so pathetic. Well done Ben"
"Can you [directed at cameraman] clap? Even he's clapping – what does that say about you [addresses audience]?"
I would understand if his 'banter' was met with silence, but it wasn't. And, if the...