“Come on! Starts with an O!” she says. When the boy remains flummoxed, she jokes: “You lost. Starts with an O! How many O names are there? C’mon! Ophelia. Oh, my my…”Finally, she gives up. “Oprah!” she declares, with the boy repeating after her.”That’s it,” Winfrey says with a smile, giving the kid a high five. Sharing the photo on Instagram, she writes: “Hard to impress kids these days…”