Trevor feels a sense of profound joy when the idiot bartender meagerly takes his $50 bill. That's right. Let's ignore how incredibly rude it is to force someone to take the wrong currency when you totally have the correct one right there at your disposal, but Trevor doesn't particularly care about his feelings. What he does care about is the woman next to him.

"Rum and coke." Barked at this shithead. He isn't complicated. Trevor then turns very pointedly to Clara, spreading his arm out possessively over the bar as he leans and looks at her. "And what about you? Anything you want, gorgeous. On me." His tone of voice changes noticeably when addressing her. Yes he's good at this.