When Ryan sits down to the table in the restaurant after his scuffle with Dutch, he is only wearing one necklace, but he had a second necklace with the cross during the scuffle. When he is seated and drinking from the wine glass, he again has both necklaces on.
When Valerie is taking portraits during the photo shoot she consistently holds the camera wrong. It is held in 'landscape' mode meaning almost all of the photos taken would have been useless.