Caught Live on Instagram: "1977 — Los Angeles. Two icons from different galaxies shared a TV stage: Muhammad Ali, already “The Greatest,” and 18-year-old Michael Jackson, the breakout star of The Jacksons variety show. Ali came on as a special guest and, in a playful bit that felt half-skit, half-magic, he dipped and weaved while Michael flurried with quick, showman jabs—more rhythm than power, all charm. For a few minutes, boxing footwork and pop choreography spoke the same language.  That yea