Proper attire is required at a State of the Union address and a T shirt is hardly classified as proper attire, what part doesn't she understand, secondly the T shirt was making a statement and I believe there are rules against making statements whether they be pro or con.
It's embarrassing. Our Congress is full of low class, no class, embarrassing fools who bring shame to the institution. Let's hope this guy's constituents rid themselves of him.. and his wife.. come November.