Revealing mistake: When Alabama sets fire to Virgil's head and you see him stumble out of the bathroom, his head is greatly disfigured and larger, indicating the fire protective mask.
Revealing mistake: During the final shootout at Beverly Ambassador, when Luca shoots the cop next to Chris Penn, his blood pack is exposed so badly he literally has to push it to his side out of sight. (01:51:25 - 01:51:49)
Chosen answer: When Clarence kills Drexel: "I want your body" by Nymphomania. When Drexel kills Samuel L Jackson: "Skinny (They can't get enough) " by The Skinny Boys.