When the girls return from Montana, Aviva learns her illness has been the butt of everyone's jokes and decides she needs a break from the group. Ramona's husband Mario is slated to perform at an open mic night at Birdland, one of NYC's most iconic Jazz bars. Heather and LuAnn are also slated to sing, but when LuAnn backs out, Ramona flies off the handle. Kristen cooks dinner for Josh in an attempt to lure him home on a more regular basis. When he shows up late, a blowout fight reveals some deeper problems in their relationship.