John Popper is a Blues Traveler founder, harmonica player, vocalist, and musician. He is known for songs such as Run-Around and Who's Gonna Grease My Skillet? Popper has released several albums, including Zygote, and collaborated with Jono Manson on the album Bootlegger Days!! and the extended play Back Alley Amusers. He conceived and co-founded the H.O.R.D.E. tour and has appeared in the films Sesame Street: Kids' Favorite Country Songs and Stroke of Luck. Among his most popular songs are Love For Free and Regarding Steven.