"Una de cal (y una de arena)" written by Moon Baillie arranged by Pampa Pampa is : . Moon Baillie: 6 & 12 string guitar, vocals, tone chimes, harmonica . John Carlson: Bass, tone chimes . Steve Lykken: drums, tone chimes . Kerrick Olson: guitar, vocals, percussion . Nate Rogers: Keyboard, tambourine, percussion video by Jo Vance