Eminem delivers a state of the "Shady nation" address at New York City's Roseland Ballroom with help from Dr. Dre, 50 Cent, D12, Obie Trice and others. Also: special appearances by Donald Trump; Busta Rhymes; Method Man; Sean "P. Diddy" Combs; Ludacris; and Special Ed from Comedy Central's "Crank Yankers."