 They proposed switching the format of the series to become more like a variety show, with musical guests and live performances.This desire was partially fulfilled within some second-season episodes, with guest stars like musicians Frank Zappa, Tim Buckley and Charlie Smalls (composer of "The Wiz") performing on the show.However, NBC was not interested in eliminating the existing format, and the group (except for Peter) had little desire to continue for a third season.