Guests: Sen. Charles Schumer, PJ O'Rourke, Joy Behar, Willie Brown, Dan Senor

Topics: John Roberts, Bush taking responsibility, poverty, Iraq

Guests: Author P. J. O'Rourke, Salon.com editor Joan Walsh, singer Rob Thomas; via satellite, former Israeli prime minister Benjamin Netanyahu and NBC News correspondent David Gregory

Topics: 9/11 anniversary

Guests: Humorist P. J. O'Rourke, actor Ben Affleck, Rep Ron Paul (Texas); via satellite, filmmaker Michael Moore

Topics: Health-care crisis, world opinion of the United States, Iraq troop surge and funding, Republican presidential race

Guests: Entrepreneur Mark Cuban, former TV anchor Catherine Crier, former press secretary Tony Snow, Rolling Stone writer Matt Taibbi (election correspondent), humorist P.J. O'Rourke

Topics: New Hampshire primary, electronic voting machines, Iraq troop surge, subprime lending and prospects for economic recession. Maher refrained from a large-scale discussion of the ongoing writers' strike, offering only a brief opinion in the closing moments of the show.

Guests: Author/columnist Jonah Goldberg, political strategist Matthew Dowd, sportscaster Bob Costas, political humorist P.J. O'Rourke (election correspondent), CNN analyst Amy Holmes

Topics: Super Tuesday results, suspension of Mitt Romney's campaign, McCain vs. conservatives, U.S. role as superpower, Roger Clemens steroid controversy and overdependence on prescription drugs, death of Maharishi

Guests: Rep Barney Frank (D-MA), actor Jon Hamm, professor/author Melissa Harris Lacewell, humorist/author P.J. O'Rourke (election correspondent); via satellite, CNN correspondent Michael Ware

Topics: Fifth anniversary of Iraq War, Obama and Rev. Jeremiah Wright controversy, economic class warfare, Eliot Spitzer resignation and scandal, legalization of marijuana

Guests: Actor Alan Cumming, political satirist and journalist P. J. O'Rourke, Mayor Gavin Newsom (D-San Francisco); via satellite, political correspondent George Stephanopoulos, author Robin Wright

Topics: Obama's speech, Bobby Jindal, marijuana, home ownership, Iraq, Afghanistan and troops, future of the Rep. party, Vatican and indulgences

Guests: CNN host Larry King, MSNBC host Chris Matthews, former White House Homeland Security advisor Frances Townsend, NAACP President Ben Jealous, humorist P. J. O'Rourke

Topics: 2009 digital television transition, Holocaust Memorial Museum shooting, racism, affirmative action, nomination of Judge Sonia Sotomayor to the Supreme Court, terrorism, car culture in the United States, socialism

Guests: Evolutionary biologist Richard Dawkins, journalist Andrew Ross Sorkin, conservative commentator S. E. Cupp, comedian P. J. O'Rourke, journalist Joshua Green

Topics: Gene Cranick, zero-sum economic theory, Troubled Asset Relief Program (TARP), Christine O'Donnell, Rich Iott, climate change, religion

Guests: Labor leader Richard Trumka, humorist P.J. O'Rourke, author Jonathan Franzen, Rep. Alan Grayson (D-FL), political commentator Nicolle Wallace.

Topics: Chris Christie and Sarah Palin's decisions not to run for President, Romney's Mormonism, Hank Williams, Jr., voter registration rules, Occupy Wall Street, Republican denial of racism.

Interviewee: Charlie Crist

Panelists: Tom Colicchio, Alicia Menendez, S. E. Cupp

Panel Guest: P. J. O'Rourke

Topics: Independents in US politics, Cuban embargo, immigration reform, executive orders, Congressional Budget Office's report on Obamacare's effect on jobs, lowest abortion rates in 30 years, Russia and communism, heroin and prescription drugs, United States Department of State's report on the Keystone Pipeline, federal spending for children vs. for senior citizens.

Bill's guests include consumer advocate Erin Brockovich, "My Life on the Road" author Gloria Steinem, radio host Armstrong Williams, MSNBC analyst Alex Wagner, and "Thrown Under the Omnibus" author P.J. O'Rourke.

Guests: Michael Moore, Catherine Rampell, Thom Hartmann, Steve Hilton & PJ O'Rourke