The only celeb one I can remember is from years ago and it was Nigel Harman (who played Dennis in Eastenders) Telling me to go to the docs
There was probably more too it, but I don't often remember my dreams clearly or at all. Still soooo random
I dreamed Louis Walsh was my dentist. He reclined the chair and then wheeled me along a winding corridor which was going slightly downhill and getting darker all the time. He was smiling.