Watch Vini ‘Mad Dog’ Lopez and Gary Cavico’s jam in-studio

They call themselves the "Wonderful Winos," Rock n Roll Hall Of Famer (and former E-Street Band member) Vini "Mad Dog" Lopez and Blues Hall Of Famer Gary Cavico visited the show on Thursday night with their instruments. They played a Robbin Thompson song in our video studio called "Heaven Gonna Call You Up." Afterward, they came in the studio where Vini and Gary showed off their incredible vocal chops on an old Bruce Springsteen song called "The Train Song," which he wrote in 1969 when he was in "Steel Mill."

Listen to the Wonderful Winos incredible performances in the videos above!