#1 What's the Kennection?

1) What are suspenders called in Britain, the country where they were first invented?
2) What guitarist played the riff on 1987's "Sweet Child O' Mine," voted by a BBC poll as the second best guitar riff of all time?
3) The large intestine is mostly composed of what 4½-foot tube that connects the cecum and the rectum?
4) The super-powered Parr children in The Incredibles are Violet, Jack-Jack, and what speedy middle child?
5) The Triassic, Jurassic, and Cretaceous were examples of what geologic time span, into which an "era" is divided?
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 nine books, most recently the Junior Genius Guides for children. He lives in Seattle.