Ok, who slipped the LSD in the Senate Republicans' punch?

We all know that Lincoln Chafee and John McCain are spacey RINOs, but what else can explain the freakouts by George Voinovich, Lindsey Graham, Sam Brownback, and John Thune? Guys, here's a little something to help you down from the bad trip: think about who got you into that rarified D.C. atmosphere in the first place. There, now are you feeling better?