Random Flat Conversation 7

Haven't done one of these in a while...

[Woke up late this morning. Open door while simultaneously deciding to look for something in my closet...]

Me: (sleepy grunt) Hrumph...
R: [who's slightly hungover still slightly drunk but still puttering around at 9am in the morning] Ooh! Was that a Mei-sound?
Me: Yes. [Slight consciousness creeps in] What's "Mei-sound"??
R: A sound which is made by a Mei!
Me: ...Huh...
R: If there were more they would be Mei-soundS!
Me: ... ...