Stephen Colbert’s live Late Show coverage of the Democratic National Convincing: Death. Taxes. Hillary, began with a psychedelic song and dance number, inspired by some particularly potent Philly cheese-steak he’d found on the street: Welcome everyone to the DNC, a convention of sight, sound and Hillary. You may have felt the Bern but now it's time to learn she is your destiny. Let's go the DNC where they love diversity. From trans organic farmers to Muslims who eat…