Chris Parnell in 30 Rock by Virginia Sherwood/NBC Photo
Saturday Night Live vet Chris Parnell, so winning and hilarious in his recurring gig as 30 Rock's Dr. Spaceman (pronounced "spuh-CHEH-man"), has boarded ABC's midseason comedy Miss/Guided, playing a rival guidance counselor of series lead Judy Greer's.... Also per the Reporter, Veronica Mars sheriff Michael Muhney and Broadway beefcake Cheyenne Jackson have joined the cast of the Lifetime drama pilot Family Practice, playing the youngest and the hardest-partying sons, respectively, of the series' Kennedyesque clan.