The 10th anniversary of Petco Park is celebrated by the San Diego Padres VS. the Los Angeles Dodgers April 1st. The ceremonial first pitch thrown by David Wells, who threw the first pitch at Petco Park when it opened. He's joined by two of his teammates from the 2004 padres Brian Giles, who had the first hit at the stadium and Mark Loretta, who hit the team's first home run there.