Talk about taking one for the team!

Long-term Boston Red Sox fan John Krasinski got socked in the face by Alec Baldwin, a life-long New York Yankee fan.

PHOTOS: Alec Baldwin’s Post Oscar Accident

But it was all in the name of commerce and good fun.

The Office star and 30 Rock's leading man are starring in a new commercial for New Era hats.  That's the company licensed to makel MBL caps, and you can watch their LOL TV spot here on RadarOnline.com.

Her hair was more yellow than blonde and her costumes varied from a studded itsy bikini to a faux-nun's habit -- it was all for another Lady Gaga concert.  Just take a look at these pictures obtained by RadarOnline.com from the singer's gig Friday night in Boston.

PHOTOS: Lady Gaga On Stage In Boston

The fake blood was in force, of course.  There were a mind-numbing 12 costumes changes, and almost as much crotch-grabbing.

So far, Lady G hasn't showed interest in attending a Red Sox game though, and that's probably a good thing given her history in New York.

PHOTOS: Lady Gaga Goes Gaga Over The NY Yankees