sentences:  Yet, if for longtime readers these interactions add an air of comfort, they also seem vestigial, even forced.This is particularly true of Mary Ann, who centered the original series and broke up the band, as it were, when she left for New York at the end of "Sure of You".Her cameo here feels unlikely, gratuitous even, a tacked-on bit of resolution in a narrative universe that has always thrived on an open-ended edge of possibility."