Conversation so far:
who is the judge on americas got talent
The current line-up consists of Simon Cowell, Howie Mandel, Heidi Klum and Sofia Vergara.
who were the original judges on America's Got Talent
The network green-lit a pilot episode with Simon Cowell forming a panel consisting of himself and two other judges, including tabloid journalist Piers Morgan.

Question: who were the other judges
Self-contained rewrite: who were the other original judges on America's Got Talent, besides Simon Cowell and Piers Morgan