seat bone, meat bone, shialitis

hwen one is playing video games with their friend on-line, and then said friend's sibling (usually brother) walks in and says something random, and they all heard it (the person hears it over voice chat), yet didn't quite understand it. the brother usually can't quite remember hwat they said, even if one asks within a minute or two.

person: *playing*
friend: *also playing*
brother: *walks in* efyetnsirkepedn...
person: hwat was that?
friend: i don't know, my brother
brother: me neither lol
person: this is a seat bone, meat bone, shialitis!