#253 What's the Kennection?

1) What British gold coin, worth one pound sterling, was named for its original image of Henry VII sitting on a throne?
2) What chain of muffler shops encouraged car owners, in TV ads, to trust their "touch"?
3) What instrument plays the remarkably high D flat, four octaves above middle C, in Mahler's Resurrection Symphony?
4) What 4,850-year-old bristlecone pine in eastern California is named for the aged grandfather of Noah in the Book of Genesis?
5) What 1935 Smith & Wesson revolver used .357-inch cartridges—though the detective of the same name later used a Colt .45 instead?
What's the "Kennection"?
Ken Jennings was on Jeopardy! 75 times in a row, so long that your grandma got sick of him. He is the author of twelve books, most recently Planet Funny: How Comedy Took Over Our Culture. He lives in Seattle.