No. Jamario Moon finished third in the 2008 NBA Slam Dunk Contest behind winner Dwight Howard and runner up Gerald Green.
Yes he won the 2011 slam dunk contest
900 degrees dunk
no, only dunk contest
Dwight howered has won the slam dunk contest in 2009
No but came very close
Yes, Spud Webb won the NBA Dunk Contest in 1986.
He has never been in one
yes... 1985 and 1987
go on YouTube and watch Vince carter