Grammy award winning artist Ed Sheeran spent his St. Patrick’s Day in Boston, including a surprise performance.

The English artist, known for songs such as “Shape of You,” “Perfect” and “Galway Girl,” posted on social media on Monday to meet him at The Dubliner Pub in Boston.

A few hours later, he was on stage performing for guests wearing a Celtics jersey.

The bar posted a livestream on Facebook of the performance and the packed crowd. The bar also posted a few other videos and photos from the performance.

And for those who can’t get enough of the performance, Sheeran posted his own video from the event on his social media.

Sheeran begins performances oversees in April.