Alan Colmes is the Fluffer for LW guests on Hannity and Colmes.
http://www.urbandictionary.com/define.php?term=Fluffer&f=1
BTW, Freeper is an entry in the Urban Dictionary (from April 2004):
1. Freeper
Right-wing political activist. So-called, because it is the nickname of the denizens of the ultra-right wing Web site FreeRepublic.com. Similar to "ditto-head."
Also spelled FReeper
Bill thinks that anyone who opposes President Bush should be thrown in jail. He's a total Freeper.