Jeopardy!

"Zing!" - Ken Jennings

"So long, everybody." - Alex Trebek, many times

"I'd like to make it a true daily double." - Many contestants

[during a Daily Double]
Trebek: Hedda Tesman, Helen Alving, Knut Brovik.
Contestant: Who are three people who've never been in my kitchen? I don't know.

The Jeopardy! Ultimate Tournament of Champions

"To me, the prize doesn't even matter. I mean, Jeopardy could be giving out Arby's coupons, and I'd come back because it's fun to play Jeopardy, you know?" -Ken Jennings

"I can't wait to see who I'll be up against in the finals." -Ken Jennings

"Ever since Ken started his amazing run, people have been speculating on how some of the past Jeopardy! players would do against him. We're answering that question." -Alex Trebek

"I’m calling this competition ‘The Quest for Ken’". -Alex Trebek