I loved WAG, LP, LT and the later version of relax but wasn't keen on HE and not terribly fussed with the first relax.
Actually GK was pretty cute but I liked LT/LP/WAG best...
I think he stole the idea from Katy Perry's EMA performance of Hot and Cold:
http://katy-perry.org/photos/albums/Public%20Appearances/2008/1106%202008%20MTV%20Europe%20Music%20Awards%20-%20Performance/03.jpg