"You learn from a bad day," said Mussina, who was 13-8 with a 4.41 ERA in 31 starts last season. "If nothing else, I've got to remember what these guys were hitting off me. It was just bad."The veteran right-hander was coming off his best outing of the spring, allowing one run and three hits in five innings last week against Houston.The Tigers got home runs from Dmitri Young, Brandon Inge, Alexis Gomez and Magglio Ordonez against Mussina. Detroit now has 41 homers this spring, tops in the major leagues."I threw everything I had and they hit everything," Mussina said.He went into the game with 3.09 ERA and left with an ERA of 8.04."He didn't have good command," New York manager Joe Torre said. "He feels fine, so I'm not concerned."Tigers starter Jeremy Bonderman allowed one run in five innings with one walk and three strikeouts."I felt good out there, but I'm still not were I want to be," said Bonderman, who manager Jim Leyland has picked start Detroit's home opener."He's still in the process of harnessing some of that talent," said Leyland.The Tigers also had four doubles, two off Mussina, among their 19 hits. Designated hitter Craig Monroe and Gomez had three hits each.Johnny Damon, who has been battling left shoulder tendinitis, was the designated hitter. He had two hits and a walk in the leadoff spot."I plan to be in the field come Wednesday," the center fielder said.