Middle one is a switch-a-roo he hid behind the bloke in the white shirt and his mate concealed him and the double popped up from the crowd on the other side of the glass.
Luke has it on the last one, the 'trick' is to stop a unsuspecting passerby who has the same bottle as the trick one, he puts his left hand down and the assistant puts the phone in the bottle and he palms the fake phone up his sleeve. Result punters phone in bottle, well done though