The Chicago cast of 'Hamilton' sang 'Go Cubs Go' during their curtain call on Thursday

Did you know that Lin-Manuel Miranda (aka Alexander Hamilton) and the Cubs are BFFs? After all, what else do you call people who tweet encouraging GIFs at each other all day?

After the Cubs ended a 108-year drought and finally won the World Series, Lin-Manuel was there for them:

And he wasn't the only one. On Thursday night, the Chicago cast of "Hamilton" added a little something to their curtain call:

For a close-up version, click here. Now, the Cubs are going to play us out: