今永昇太投手、カブス登場曲（The Fratellis – Chelsea Dagger）選択理由はアイスホッケー！？！？

I do not own any footages inside this video.
Footage Used: From MLB game footage. All rights go to the MLB or any other missing league and its broadcasters. I do not own the music, image and footage used in this video. For entertainment and educational purposes only to spread the game of ice hockey as well as baseball.