I mean what a dangerous combination.  I know much of its lethalness, given that it is me that has it.  NO!  I’m totally kidding.  But this guy on the other hand:

Sorry I got him with one eye closed, but thems be the breaks.  Who pray tell is this creature?  Well, he is an aviator in the Brazilian air force and him and his friends do stuff like this for fun:

By the way, for Googling purposes, this is at the Portsmouth Air show August 29.  These guys are called the Esquadrão de Demonstração Aérea for those speaking Portuguese.