The lauded laugher’s inaugural season introduces the offbeat staffers at “The Girlie Show,” a TV variety program produced at venerable Rockefeller Center in New York City. Presiding over the show is TV scribe Liz Lemon (series creator and writer Tina Fey). But trouble looms upon the arrival of brash new honcho Jack Donaghy (Alec Baldwin), the head of East Coast Television and Microwave Oven Programming.