These guys have to be the South American Equivalent of Beavis and Butthead.
And unless dumb**s #2 arrived just as dumb**s #1 hit "paydirt" he's got no one to blame but himself.
Dumb**s #2: Hey man, Whatcha Doin'?
Dumb**s #1: Nothin' Much. Sittin' Around. Drinkin' a Bud. Oh, and WHACK! hitting this rocket-propelled grenade with a sledgehammer
Dumb**s #2: Cool. Is there more beer in the fridge?