The actors' careers have been intertwined since they won an Oscar for Good Will Hunting in 1998.
America runs on Dunkin', and that goes double forBen Affleck.
And what does he get for his trouble?

Ben Affleck and Matt Damon at the South by Southwest premiere of ‘Air’.Michael Loccisano/Getty Images
Getting mistaken for longtime pal (andAircostar)Matt Damon.
“I thought it’d be authentic and meta.
Yes I’m doing the commercial, butam Idoing the commercial?”
(You see, Affleck adds, he doesn’t do commercials.
He’s a “real actor” and this is “an art form” for him.)
Affleck can only groan.
Airdunks its way into theaters on April 5.
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