Pyro

ممممم!!!

Pyro: MMMPH!!!
You: Hello pyro
Pyro: Hello DJLJ, care to buy the new Flame Thrower TM?
You: Darn it, I was hoping that you only made MMPH sounds
Pyro: The pyro makes MMPH sound, while holding the new product
*muffled* "Is it not very cool? You will be able to turn even an enemy who lives in a bucket into ashes in seconds!"