Silliest things u say without thinking

while smoking "shisha" at a shop along arab st..
maz was jus chilling there. smoking the shisha.. then lav said, "Hey, u suck or u blow?" Isn't both the same for oral?? dumbass..

on the way back from sim lim..
(refering to the size of the LCD screen) "Hey, ur brother how many inch?"
"erhm, 6? 7 at most.."