The second round of the 2019 MLB Home Run Derby was, dare I say, the very coolest sequence in the history of the event. Pete Alonso beating Ronald Acuña Jr. on his final swing was very cool, but the real show was the insane dong-off between Vladimir Guerrero Jr. of the Blue Jays and Joc Pederson of the Dodgers. Vlad set a derby record with 29 home runs in the opening round, and then tied that record—and established a new semifinal record—in the second round. Pederson, who socked 21 dingers in the opening round to beat Alex Bregman, followed Vlad’s second-round performance with 29 of his own, to force a tie-breaker. MLB settles these tie-breakers with a one-minute bonus round, where the clock cannot be stopped for rest or extended via 440-foot bombs. Vlad went first, and socked a…