Bavid's a loon, a entertaining and clever loon at times but a loon all the same. There was an interview on breakfast TV in the UK a little while ago that confirmed that where he grunted his way through the interview and then held up his hand with an eye drawn on it as if his hand was to finish the interview for him, cuckcoo.
This water stunt is a bit odd and the breath holding finale is similar to what the top free-divers do, sans escapology, only they don't have an O² tube to saturate their blood with O² over the week before.
It reminds me of Finding Nemo, I hope he has a good filter and didn't have a big slap-up curry to see him through the week without food. Or will someone come along each day and sprinkle flaked food in the top of the globe?