Penn and Teller roll a lesson about the First Amendment into their entertainment at Zoey's White House birthday party, setting off a media frenzy and public relations nightmare; Baker drops out of the race, leaving the field free for Russell, who ask... (more)s Josh to run his campaign; Jed takes a hard line on making significant gains on substantive issues in his last China summit; Vinick turns down Jed's offer of the U.N. ambassadorship to run for president; a fully ambulatory Donna has difficulty scheduling a meeting with Josh; Jed has an MS relapse which leaves him partially paralyzed and in a wheelchair.

Alan Alda, Ben Murray, Ed O'Neill, Elizabeth Karr, James Sharpe, Mary Kay Place, Paul Rae, Penn Jillette, Stanley Kamel, Steve Kramer, Teller, Tracey Costello