ROB GRONKOWSKI continues to do great things with his post-playing-career venture.
It was announced last week that the former New England Patriots star would be a Grand Marshal for the upcoming Boston Marathon.
Gronk had the honour bestowed on him due to his charity work with Gronk Nation Youth Foundation, which donated $1.2million towards a full renovation of the Charlesbank Playground.
And the four-time Super Bowl winner is set to use next month’s marathon to help raise funds for the National Pediatric Cancer Foundation in Tampa, as well as his own.
Gronk announced the initiative on X in a hilarious video with his dog Ralphie …