“In a classic case of chicken vs. egg, it's easy to assume that the Brendan Benson-fronted band Mood Elevator is little more than an emancipated version of Benson's backing band, the Well-Fed Boys. This is more than just another subtle experiment in power shifts, though-- the three-year old band is the product of Benson and songwriter Chris Plum's long-standing high school friendship, a rapport rei”