VIDEO: Rocker Dave Grohl Talks 'Sound City' Documentary on COLBERT

Related: THE COLBERT REPORT, Comedy Central

On last night's episode of The Colbert Report on Comedy Central, President Obama focuses on The Middle class and infrastructure, Marc Rubio suffers from dry mouth, and Dave Grohl talks about Nirvana, L.A.'s legendary Sound City Studios and his touring super group, the Sound City Players. Check out clips from last night's episode 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.