For the first time in franchise history, the Angels hit four home runs in one inning, with Darin Erstad, Mo Vaughn, Tim Salmon and Garret Anderson supplying the fireworks.
On May 28, 2000 — For the first time in franchise history, the Angels hit four home runs in one inning, with Darin Erstad, Mo Vaughn, Tim Salmon and Garret Anderson supplying the fireworks.
Source:
Baseball Reference May 28