Talk about a power lunch.

Bono joined Barack and Michelle Obama at Stephen Starr’s restaurant Upland on Friday, and the trio caused quite the stir.

“Everyone in the restaurant knew they were there,” a source told Page Six of patrons who were tipped off by “tons” of Secret Service in the Gramercy eatery. “There was a major buzz in the air.”

The former first couple and the U2 frontman ate in a private dining room downstairs for a “casual lunch” — with no way of avoiding crowds, as they had to walk though the main dining area to get to their table. Bono and the former president entered first and Michelle followed behind.

Click here to read more at the New York Post.