Alex Rodriguez has joked about his split from Jennifer Lopez, teasing the reason why they broke up.MORE: Jennifer Lopez stuns in a bra on the beach in gorgeous photoThe former baseball player was covering the American League Series with broadcasters Kevin Burkhardt, David Ortiz, and Frank Thomas when they began joking about the Tampa Bay Rays players who were caught on camera eating popcorn in the dugout.WATCH: Alex Rodriguez teases real reason he and Jennifer Lopez splitHowever midway through