1. It’s SNOW Miser, not COLD Miser. There is no Cold Miser. There has never been a Cold Miser. Stop saying Cold Miser.
2. “Friends call me” vs. “They call me.” A ruthlessly efficient bit of characterization embedded into that tiny lyrical difference. One that subtly underscores the differences between them, and opens up the world of the story, grounding it, providing emotional resonance.