Anythingleberry (as in huckleberry)

Wordplay on the second and more common usage of the word huckleberry, which came to mean, in the words of the "Dictionary of American Slang: Second Supplemented Edition" (Crowell, 1975):

"A man; specif., the exact kind of man needed for a particular purpose. 1936: "Well, I'm your huckleberry, Mr. Haney." Tully, "Bruiser," 37. Since 1880, archaic.

The "Historical Dictionary of American Slang" which is a multivolume work, has about a third of a column of citations documenting this meaning all through the latter 19th century.