This is some of Bobby's background during the film, suppose of what Bobby C has in his mind,
We start off with him being a sweet mousy go along guy who has this girlfriend Pauline who is probably a girl like Annette trolling the discos looking to find a husband. Unlike Tony, who is on to girls like that, Bobby C is naive. The first thing we see is him asking If anyone has seen Pauline. But still waters run deep. We also see he likes to sit quietly and take pills/,drugs. But drugs for mental illness oder social drugs? But, at the beginning he's also kind to women because...
(Stephanie is sitting on the floor stretching her legs out as Tony appears walking to the room where she is. Stephanie looks up and spots Tony in the mirror standing and not looking happy. she turns around)
Stephanie: "Hey. What are Du standing there for?"
Tony: "How come Du wasn't there Saturday night?"
Stephanie: " I didn't say I was gonna be there Saturday night."
Tony: "The fuck Du didn't."
Stephanie: "I sagte 'maybe', maybe is maybe. I didn't think you'd get upset about it."
Tony: "I'm not upset, but we need to practice. Du should've been there."