Home Jambase John Popper Appears In Skit With Tim Kaine On ‘Jimmy Kimmel Live’National Music NewsJambaseMusicJohn Popper Appears In Skit With Tim Kaine On ‘Jimmy Kimmel Live’September 27, 20161093FacebookTwitterPinterestWhatsApp Watch Blue Traveler harmonica player John Popper pop up in a sketch featuring Vice Presidential candidate Tim Kaine.