HERESJOHNNY

Set to 2 different clues across 3 published puzzles, most often “Old "Tonight Show" intro” — The New York Times, Monday, 24 September 2007.

11 letters

Every clue on record, most used first

Old "Tonight Show" intro2 times
The New York Times — Monday, 24 September 2007
Classic TV intro ... or a hint to the starts of 16-, 22-, 30-, 42- and 47-Acrossonce
The New York Times — Monday, 27 December 2010