The last Jeopardy! Invitation Tournament semi-finals winner has secured ... And he was stumped by the final clue, writing ...

Double fail was ‘more than a single missed clue but a missed chance to be among the super-elite champs,’ a viewer opined.

Fans of Celebrity Jeopardy! took to Reddit to speculate that ... Another seconded the opinion, writing: "Ken is also mixing in just the right amount of playfulness to ease the tension imho." ...