Rob Gronkowski discusses new charity venture with longtime girlfriend, how they both have been affected by ALS

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Rob Gronkowski is one of the greatest tight ends ever, but that's all in the past. He's working on something more important than football.

The New England Patriots legend and his longtime girlfriend, Camille Kostek, partnered to create Voomerang, which Gronk describes as "a fun digital sweepstakes platform with the mission of life-changing prizes while raising awareness for various charities."

In announcing their venture that began earlier this month, Gronk and Kostek took the streets of Boston to ask people if they'd rather take $100 or have Gronkowski and Kostek donate $200 to charity.

"All the kids took the $100," Gronkowski said with a laugh in a recent interview with Fox News Digital. "I loved it. They just wanted to take the money and run."

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Rob Gronkowski and Camille Kostek attend the annual Charity Day hosted by Cantor Fitzgerald and The Cantor Fitzgerald Relief Fund Sept. 11, 2023, in New York City.  (Chance Yeh/Getty Images for The Cantor Fitzgerald Relief Fund)

Gronkowski and Kostek gave $200 to anyone who chose to donate the cash because "the good comes back. That is our motto," he said. 

The new venture is also a full-circle moment for the couple. They met at a charity event on Thanksgiving eve one year.

The four-time Super Bowl champion founded his own "Gronk Nation Youth Foundation" in 2013, and Voomerang is helping raise money to "give back to kids that are less fortunate that didn't have the opportunities that I had growing up to succeed."

"I was very fortunate enough to have an amazing situation growing up with brothers — older brothers, younger brothers and all