ABC Family's 'Melissa & Joey' Adds Mo Gaffney (Exclusive)

She will appear in the 26th episode airing in late March. Melissa & Joey is bulking up its guest-star slate. Mo Gaffney will appear in the 26th episode of the third season of the ABC Family comedy, The Hollywood Reporter has learned. The episode is scheduled for March 26, 2014. Gaffney, whose credits include Absolutely Fabulous, has been cast as Vice Principal Lucinda Dowell of the high school where Mel (Melissa Joan Hart) and Joe (Joey Lawrence) are chaperoning a dance. She's wise to the studen...