That is a tired argument. If you think there is any comparison between the people we had to vote for in ‘08 and now, you are mistaken. McLame was by far the worst choice that year and Romney was the only one left near the end to take him out. The only reason he was able to cobble any Conservative support in the end was because of his choice of VP.
If that is not enough for you, THEN watch this video:
It includes his brushing Obama's shoes, a snippet of the information from the London School of Economics regarding the impact of Santorum's K-Street Project, his role in the Ensign Scandal, and his past relationship with the Page Program which led to the Republican loss of the Senate in 2006 and the rise of Harry Reid to power
http://youtu.be/env9ZRCTHO0