A diamond ring Elvis Presley gifted to a backup singer and a rhinestone necklace belonging to Marilyn Monroe are among at least 400 rare celebrity items being sold at an auction on 31 August.

Elvis Presley's so-called "'68 Comeback Special ... concert segment (Elvis' backing musicians included his original Sun Records accompanists, guitarist Scotty Moore and drummer D.J. Fontana ...

By the time of his death at age 42, Presley had soared to unprecedented global domination via hit records, movies and television and live appearances. There was no one in front of Elvis ...