Answer:
A celebrity under the sea.
Your mother's brother's only brotherยญ-inยญ-law is asleep on your couch. Who is asleep on your couch?
Have branches, Sometimes a few and other times hundreds or more but I have no fruit, trunk or leaves. What am I?
What room do ghosts avoid?
Why did the smart phone need glasses?
What never gets any wetter no matter how hard it rains?