Okay, I missed the anniversary of Elvis Presley's' death by a couple of days, but these clips are too good not to share; they start with Kurt Russell as a Disney child actor with Presley in It Happened at the World's Fair (1963) and ends with a tribute Russell did for Turner Classic Movies.
Russell With Elvis
Russell as Elvis (Elvis — the Movie, 1979)
Russell as "Elvis" (3000 Miles to Graceland, 2001)
Russell on Elvis