On Thanksgiving, Sam Sipe brought up a topic that usually is a no-no for dinner during gatherings on the fourth Thursday of November. She brought up politics. Specifically, she made her pitch to a handful of friends and family members to sign a petition to help get Robert Kennedy Jr. on South Carolina’s 2024 presidential ballot. “When you talk about Kennedy and explain Kennedy’s positions to people, they’re much more likely to at least want to give Kennedy a chance,” Sipe said. “This is what this is about. We’re kind of saying, let’s give someone else a chance rather than the duopoly. You’re n…