BOSTON (CBS) – For two boys who attended Rob Gronkowski’s football clinic Saturday, the day was extra special.

Their, cousin, Maddie Gauthier, who is in the Navy, made a surprise visit, bringing tears to Ryan’s and Christian’s eyes.

READ MORE: Clean Up Efforts Could Take Days With Trees And Power Lines Down In Barnstable

Rob Gronkowski poses for a photo with Maddie Gauthier and her cousins, Christian and Ryan. (WBZ-TV)

READ MORE: Julian Edelman Can't Believe Bill Belichick Smiled After Beating The Jets

Gauthier is serving on the USS Nimitz in Washington State. She made the surprise visit home before she’s deployed.

Gronkowski spent the day hanging out with the kids who attended the clinic, signing autographs and taking pictures.

MORE NEWS: Hunter Henry Ready To Do Anything For Patriots In 'Bittersweet' Matchup Against Chargers

A portion of the proceeds goes to the Gronk Nation Youth Foundation.