The Broadway version opens with "Jailhouse Rock" and Chad has spend the weekend in jail for exciting the towns women. Love Me Tender is moved from the opening number to later in Act I as a "duet" with Chad and Natalie. Natalie sings it to Chad and Chad to Miss Sandra.
Devil in Disguise is moved from Act I to Act II. It now involves Matilda dreaming about chasing Chad out of her town as opposed to her warning Dean to stay away from him.
If you're unable to find an African-American actress for Lorraine/Sylvia they can be played as white women from the "wrong" side of the tracks.
"All our dreams can come true -- if we have the courage to pursue them." -- Walt Disney
We must have different Gods. My God said "do to others what you would have them do to you". Your God seems to have said "My Way or the Highway".