The rocker spent 18 hours cooking and distributed more than 430 meals.

The vibe was at an all-time high at Fed Square for this very special one-off lunch feast.

No words can fully capture the impact of this positive experience.

Dave Grohl onstage during The 57th Annual GRAMMY Awards at the STAPLES Center in Los Angeles, California.

Foo Fighters' Dave Grohl.Kevin Winter/WireImage

It added that Frontier touring company, whichcoordinated the bands stadium shows, also participated in the event.

The invitation to enjoy an American BBQ was enough of a draw card for them.

“What a guy!

What a day!”

TBU’s message read.

This isn’t the first time Grohl has gotten behind the smoker to help those in need.