As we mentioned this summer, Anderson Cooper briefly left CNN for GNN! That's the Grouch News Network for those not Sesame Street-savvy. Here's his hard hitting interview from a trash can (if anyone has a better quality video let us know!)...

That Dan Rather-not sure seems tough to work with! Throughout the years the Street has had a lot of A-list visitors, the list even rivals that of SNL guests hosts -- check it out here.