The release included about six minutes worth of the extra scenes.
It includes 4 extra scenes and 16 minutes of additional footage.
There was also an extra scene at the convention cut.
George, in this case, wanted to know how his character would develop from the extra scene.
I filmed an extra scene showing that I'm still alive.
The most common form of director's cut is therefore to have extra scenes added, often making the "new" film considerably longer than the "original".
By far the most effective in my experience was being rewarded with an extra scene.
Demme ran the unit, and directed the extra scenes himself.
An extra scene of Huo's family, waiting for him to come home after his competition.
An extra scene is added at the end, where the director refers to their music as "Whatever you guys are playing these days".