Rob Gronkowski Rocks Out on Stage with Paul McCartney, Bob Weir at Fenway Park

No matter the time or location, Rob Gronkowski is always partying.

Sunday night's spectacle came alongside rock 'n' roll legends Paul McCartney and Bob Weir at Fenway Park. During "Helter Skelter," the New England Patriots' star tight end helped out with some vocals and air guitar.

Here's a different angle:

Gronk was pumped:

[Twitter, Instagram; h/t Matt Karolian/Boston Globe]