CD of Elvis's Movie Music : Elvis Music Rarities includes a selection of 20 tracks of live concert recordings and alternate takes from Elvis's movie soundtrack recording sessions. This CD has just been released and is only available in this box set. 

Besides this the set contains other material. 
- Two 16-page collector booklets with film details, photographs, trivia and behind-the-scenes stories. 
- A limited-edition copy of Elvis's script from the movie Jailhouse Rock. 
- An amazing collection of duplicates from the Graceland archives including vintage news clippings and confidential documents relating to Elvis's film career from the files of Colonel Tom Parker. 
- Six beautifully-produced 8"x10" photographs of Elvis from the production of some of his films. 
- A special collectors set of 5"x7" reprints of the original movie poster for all nine movies plus a bonus poster for Elvis: Black Leather. 

The details of the bonus DVD and CD are:

Bonus DVD #1 - Elvis: Black Leather - Highlights From The '68 Comeback Special 

Here, available for the first time on DVD, is a special edit of the show called Elvis: Black Leather, created for distribution to European television stations starting in 2005. It contains the traditional Trouble/Guitar Man show opener and a special white suit/black leather suit combination of the If I Can Dream show closer. The balance of the disc contains highlights of Elvis's "black leather stand-up" and "black leather sit-down jam session" performances that were shot as a source of core content for the original TV special. 

Bonus DVD #2 - Elvis Movie Music Performances 

Treat Me Nice (Jailhouse Rock) 
Jailhouse Rock (Jailhouse Rock) 
Baby, I Don't Care (Jailhouse Rock) 
One Broken Heart For Sale (It Happened At The World's Fair) 
Viva Las Vegas (Viva Las Vegas) 
C'mon Everybody (Viva Las Vegas) 
What'd I Say (Viva Las Vegas) 
I'll Be Back (Spinout) 
Long Legged Girl (Double Trouble) 
Swing Low, Sweet Chariot (The Trouble With Girls) 
Clean Up Your Own Backyard (The Trouble With Girls) 
Just Pretend (That's The Way It Is) 
Bridge Over Trouble Water (That's The Way It Is) 
I've Lost You (That's The Way It Is) 
Plus, Never Before Seen Home Movies 

Bonus CD - Elvis Music Rarities 

Treat Me Nice - takes 1,2,3 (from FTD release, Flashback) 
One Broken Heart For Sale - movie version (from FTD release, It Happened At The World's Fair) 
Viva Las Vegas - takes 1,2,3 (from FTD release, Viva Las Vegas) 
Hey Little Girl - takes 1,2 (from FTD release, Harum Scarum) 
All That I Am - take 2 (from FTD release, Spinout) 
Long Legged Girl - takes 1 & 2 (from FTD release, Double Trouble) 
Speedway - master (from the original RCA album, Speedway) 
Almost - take 11 (from FTD release, Silver Screen Stereo) 
Jailhouse Rock (from FTD release, Burbank '68) 
That's All Right (from FTD release, One Night In Vegas) 
Mystery Train/Tiger Man (from FTD release, One Night In Vegas) 
You've Lost That Loving Feeling (from FTD release, One Night In Vegas) 
You Don't Have To Say You Love Me (from FTD release, One Night In Vegas) 
Polk Salad Annie (from FTD release, One Night In Vegas) (Source: Elvis World Japan)