Sean Duffy

News that Aaron Rodgers is axing dairy -- INCLUDING CHEESE!!! -- didn't sit well with Wisconsin congressman Sean Duffy. We caught the U.S. Rep walking around in D.C. when we clued him in on the Packers QB's new diet plan. Check out the vid ... Sean couldn't believe his ears when we told him the…

"Real World: Boston" alum and newly-minted Congressman Sean Duffy couldn't please everyone this election season ... in fact, TMZ has learned, he couldn't even convert his old MTV castmates. Montana McGlynn -- who you might remember from the 1997 season of the hit MTV reality show -- tells TMZ,…