What's the Kennection? #128

What German maker of "microcars" took its name from its origins as a partnership between Swatch and Mercedes?

What 2001 movie disaster led one critic to write, "(Mariah) Carey has the voice of a dove, but…the acting range of a parakeet"?

What kind of tree did Parson Weems add to the legend of George Washington in his 1800 bestseller The Life of Washington?

What does the "BO" stand for in the premium cable channel HBO?

In its most common isotope, what's the only chemical element whose atoms have no neutrons?

What's the "Kennection"?