That scene had the same effect on my audience as everybody howled in glee. Even this morning after thinking about it, I started laughing out loud.
Crawdaddy
I read they're are no plans for them, but I think Marvel would be wise to rethink that since both got plenty of screen time and the audience seem to respond to them positively.
On another note, I missed the word controversy so can anybody spoiler the scene in which it was spoken so I can...
Here is the story in which Jackson and Downey announced the cast of this upcoming film.
http://news.yahoo.com/s/ap/20100725/ap_en_mo/us_comic_con_avengers