Who was in the 2009 dunk contest?

In 2009 these were the participants in the Slam Dunk Contest:

Nate Robinson (New York Knicks)

Dwight Howard (Orlando Magic)

J.R. Smith (Denver Nuggets)

Rudy Fernández (Portland Trail Blazers)

Howard and Robinson made advanced to the Final Round.

Robinson won by receiving 52% of fan voting via text messaging.