Conversation so far:
How did Henry Irving's career begin?
On 29 September 1856 Henry Irving made his first appearance at a Sunderland theatre as Gaston, Duke of Orleans, in Bulwer Lytton's play, Richelieu.
Was Henry Irving successful as Gaston, Duke of Orleans?
The inexperienced Henry Irving got stage fright and was hissed off the stage in his first acting role.

Question: What did he do after this?
Self-contained rewrite: What did Henry Irving do after getting hissed off the stage in his first acting role?