Rachel Maddow hosts the nightly news talk show The Rachel Maddow Show on MSNBC. Bill Phelps/Courtesy of the author hide caption

itoggle caption Bill Phelps/Courtesy of the author

Sonja Sohn is currently starring in the ABC drama Body of Proof. She is the founder of the Baltimore nonprofit ReWired for Change. Peter Konerko/Courtesy Sonja Sohn hide caption

itoggle caption Peter Konerko/Courtesy Sonja Sohn

The Dave Brubeck Quartet. Hulton Archive/Getty Images hide caption

itoggle caption Hulton Archive/Getty Images

In his solo show, Shatner shares stories about his childhood, his father, and his lengthy acting career. Joan Marcus hide caption

itoggle caption Joan Marcus

The cast of The Muppets includes (left to right) Floyd Pepper, Fozzie Bear, Lew Zealand, Janice, Swedish Chef, Camilla The Chicken, Dr. Bunsen Honeydew, Gonzo, Scooter and Beaker. Scott Garfield/Disney hide caption

itoggle caption Scott Garfield/Disney

Viola Davis earned her first Oscar nomination with a small but memorable role in Doubt; she also has won a pair of Tony Awards for her work on Broadway. Chris Pizzello/AP hide caption

itoggle caption Chris Pizzello/AP

Meryl Streep stars as former British Prime Minister Margaret Thatcher in Phyllida Lloyd's The Iron Lady. The Weinstein Company hide caption

itoggle caption The Weinstein Company

Baratunde Thurston is an American comedian and the digital director of The Onion. He co-founded the black political blog Jack & Jill Politics. He is also a prolific tweeter. Courtesy of the author hide caption

itoggle caption Courtesy of the author

This Glock was used at a police department and then sold at an auction. iStockphoto.com hide caption

itoggle caption iStockphoto.com

Uncomfortably Numb: For Brandon (Michael Fassbender), the endless pursuit of sex doesn't involve any particular pleasure — only a driving obsession. Fox Searchlight Pictures hide caption

itoggle caption Fox Searchlight Pictures

Oldman played Sirius Black to Daniel Radcliffe's Harry Potter in the blockbuster franchise. Murray Close/Warner Bros. Pictures hide caption

itoggle caption Murray Close/Warner Bros. Pictures

In one episode of Portlandia, Brownstein and Armisen started a grass-roots campaign to prevent the Olympics from ever coming to Portland. IFC hide caption

itoggle caption IFC

Larry David returned for an eighth season of Curb Your Enthusiasm this year. David Bianculli called his show "one of the funniest and [most] daringly different shows ever made for TV." HBO hide caption

itoggle caption HBO

Elmo and Clash, on the Sesame Street set in 2006. Richard Termine/Sesame Workshop hide caption

itoggle caption Richard Termine/Sesame Workshop