Priscilla Presley Rips Bam Margera, Says She Never Game Him Elvis Robe Or Ring

Priscilla Presley's alleged friendship with Bam Margera appears short-lived, she's ripping the "Jackass" star for claiming she gave him one of Elvis' rings and robes ... telling us Bam made the whole thing up. Priscilla tells TMZ ... Bam has…