Conversation so far:
Why did Hulk Hogan return to WWE?
Hogan was inducted into the WWE Hall of Fame class of 2005 by actor and friend Sylvester Stallone.
How did Hulk Hogan rescue Eugene?
Hulk Hogan came out to rescue Eugene, who was being attacked by Muhammad Hassan and Khosrow Daivari.
Are there any other interesting aspects about Hulk Hogan besides coming out to rescue Eugene in 2005?
The build-up to Hogan's Hall of Fame induction and preparation for his WrestleMania angle was shown on the first season of Hogan Knows Best.

Question: What did Hogan do in 2006?
Self-contained rewrite: What did Hulk Hogan do in 2006?