Crossword clues for Late-night Jack 4 letters:PAARLate-night JackPAAROne-time late-night host JackPAARLate-night great JackPAAREarly late-night host JackPAARJack of late-night TVPAARPioneering late-night host JackPAARLate-night host Jack of the fifties and sixtiesPAARJack of late-night talkPAARLate-night TV pioneer JackPAARJack of old late-nightPAARJack who pioneered late-night talkPAARLate-night talk pioneer JackPAARJack of early late-night TVPAARJack who preceded Carson on late-night TV