Sean Doolittle expressed heartfelt thanks to the A's, a team he's rooted for his entire life
Doolittle was an All-Star in 2014 and pitched in three different postseasons for the A's. In his six years, he became a far-and-away fan favorite for his head-banging entrance music and colorful personality. And if you didn't believe the "fan since 4 years old" part, take in this cuteness below:
That's Sean and his little brother Ryan -- who's still a pitcher in the A's Minor Leagues. So, at least there's still one Doolittle left in the organization.