BUFFALO, N.Y. — Bills quarterback Josh Allen is donating $17,000 to help Bills Mafia's massive fundraising effort.

Allen played a career game against Seattle on Sunday, leading the Bills to a 44-34 win.

But just one day before, his grandmother had passed away.

So Bills fans began donating in her honor to Oishei Children's Hospital, a charity Allen has been supporting since joining the Bills.

The hospital Tweeted Friday night they reached $483,000 in donations.

Allen retweeted it and added: "Unreal. Count me in for $17,000 to make it $500,000."