The event, in its eighth year (it was Gronk's sixth consecutive), has raised more than $7 million for children with cancer. To date, more than 5,000 heads have been shaved at the Buzz Off. Gronkowski's appearance often is one of the highlights.
After having his head shaved Sunday, he assumed the role of barber and shaved others' heads.
What it is like to be Gronk in this setting? He gave us an all-access pass to find out.
What is it like to be Rob Gronkowski as he walks from getting his head shaved to the media area? Big welcome from the crowd.
This is what greeted those buzzing their heads today at Gillette Stadium. As expected, Rob Gronkowski's appearance was a highlight.
Patriots TE Rob Gronkowski gets his head shaved for the sixth year in a row at the One Mission Buzz Off for kids with cancer at Gillette Stadium. He says he likes the "summer vibe."
Gronk. Hair. Gone.
Rob Gronkowski gets set to shave the heads of his brothers, Gordie and Glenn, as part of the event. He raises his clippers into the air as the crowd cheers.
Rob Gronkowski didn't do his brother Glenn (left) any favors with his buzz work. But as usual, it is all smiles with the Gronkowskis.
Rob Gronkowski, set to shave the head of one participant, is all smiles.
Rob Gronkowski, spending some time with kids at the event, has his hand painted before pressing it down to make a print.
As Rob Gronkowski departs, he turns around to say thanks and goodbye.