 Griffey once again sported #24 with the Mariners; the team had not issued the number to any player or coach in the nine years between his two stints in Seattle.Griffey went 1–2 with a home run in his regular season debut against the Minnesota Twins.The home run was Griffey's eighth Opening Day home run; as of 2013, he is tied with Frank Robinson and Adam Dunn for first place in this category.