VIDEO: Bill Gates Stops By THE COLBERT REPORT

On last night's THE COLBERT REPORT, gays and lesbians advocate for same-sex marriage, the Ku Klux Klan makes big changes, and billionaire philanthropist Bill Gates joins Stephen. Check out the clips below!

Stephen Colbert is the host, writer and executive producer of the Emmy and Peabody Award-winning series "The Colbert Report" on Comedy Central as well as an accomplished author and actor. Recently, Colbert starred as Harry in the New York Philharmonic presentation of Stephen Sondheim's "Company" along with Jon Cryer, Neil Patrick Harris, Christina Hendricks, Patti LuPone and Martha Plimpton, among others. The performances were held at Avery Fisher Hall in New York City from April 7-9, 2011.

"The Colbert Report" launched on October 17, 2005 and has garnered ratings and critical success as one of the top shows on television. Since its inception, the series has received a prestigious Peabody Award for Excellence in Broadcasting in 2008 and 18 Primetime Emmy nominations. In 2010, Colbert and his writing team won the show's second Emmy for Outstanding Writing for a Variety, Music or Comedy Program.

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