hey guys..i just got my brother this awesome percussion instrument for Christmas..but i dont know what it is called...it is round shaped and ceramic...it has a neck that comes off of it...with a hole in the end of the neck and a hole in the circlular base...when you hit over the holes it sounds like water dripping..its awesome..but does anyone know the name of this instrument? HELP! thanks guys. God Bless.

nevermind.. its a nigerian udu hand drum.