Verkaik, a Dutch actress who has played the role of Elphaba in versions of "Wicked" in Germany and Holland, last month made her debut on Broadway as the green-skinned witch for a 15-week stint.

WSJ: 'This is the top' _ Dutch singer on Broadway debut

But if the unthinkable happens and the Giants lose, then the confetti will stay in Brooklyn and next week will simply revert to business as usual on lower Broadway.

WSJ: Planning a Parade in Secret

Earlier this week he received a Tony nomination for his role in a Broadway production of Shakespeare's The Merchant of Venice.

BBC: Al Pacino to receive special award at Venice Festival

Hosting an outdoor party on Broadway would be a significant departure from a typical setup during Super Bowl week, where the league takes over a large indoor space to host the events.

WSJ: City Prepares For a Chilly Super Bowl

Perhaps only a friendship and collaboration that has lasted more than 40 years could result in Weaver happily playing Masha these days in the brilliant "Vanya and Sonia and Masha and Spike" on Broadway, a play likely to score at least a few Tony Award nominations next week.

WSJ: Sigourney Weaver having a ball as a 'peacock'