Watch Dinosaur Jr.’s J. Mascis & Pearl Jam Cover Neil Young at Fenway


Last night in Boston, Pearl Jam closed out their two-night stand at Fenway Park with a bang by inviting Dinosaur Jr.’s J. Mascis to the stage to collaborate on Neil Young’s “Rockin’ in the Free World.”

Mascis – who is a Massachusetts native – and his Dinosaur Jr. brethren released their new album, A Glimpse of What Yer Not, on Friday.

Here’s a look at Mascis’ rockin’ it with Pearl Jam: