The San Diego Padres and Seattle Mariners announced Friday they've officially dubbed their six-game series each season the Vedder Cup, complete with a trophy to determine which city can claim credit for Pearl Jam frontman Eddie Vedder.

It’s still the Vedder Cup -- only now, it’s official. For years, games between the Padres and Mariners have been informally known as “The Vedder Cup” -- a reference to Pearl Jam front man and Rock & Roll Hall of Famer Eddie Vedder,

Musician Eddie Vedder can call many places home. He was born in Evanston, Ill., where he obtained his Chicago Cubs fandom. He spent much of his adolescence in San Diego, and his band Pearl Jam is among the quintessential Seattle groups.