Nigel was def a plonker and he clearly knew he wasn't ready and used his armoury of tactics to delay things. tut tut.
However, the controller may of been better in her phraseology. 'I've asked' is a bit wishy washy, 'Nigel, you are instructed to vacate runway etc etc' is unambiguous and would take a very brave (and stupid) pilot to ignore such a command.