SXSW: Watch Willie Nelson Answer Jimmy Kimmel's 'Pot Quiz'

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Willie Nelson performs onstage during the GRAMMY Foundation's 17th annual Legacy Concert Lean On Me: A Celebration of Music and Philanthropy at Wilshire Ebell Theatre on February 5, 2015 in Los Angeles, California. 

After making a mockery of music fans on the streets of Austin, Texas, with a special South by Southwest edition of "Lie Witness News," Jimmy Kimmel! Live has returned to the music mega event to quiz the city's stoners, including local red headed (and red eyed) hero Willie Nelson

SXSW: Watch Jimmy Kimmel Debut Another Round of 'Lie Witness News'

While contestants struggle answering questions about politics and Texas history such as the three branches of government and Davy Crockett, they excel at basic stoner fare such as naming Kenny from South Park and three types of Doritos. They also really impress naming different strains of marijuana. 

Nelson performs well at the end, though. He knows both the highest mountain in the world (Mount Everest) and the highest musician in the world (Willie Nelson). 

Watch it here: