When it comes to the Emmy Awards, there’s no counting out 30 Rock’s Tina Fey. Ever. In 50 years, she’ll be Betty White. But this year’s Outstanding Lead Actress in a Comedy Series competition may be all about Showtime and its three show-stopping leading ladies. Will the Academy prescribe a consecutive win for Nurse Jackie’s Edie Falco, or will Toni Collette grab a second statue to go with Tara’s multiple personalities? Or could they and The Big C’s Laura Linney split the pay cable vote, leaving an opening for someone new, like Raising Hope’s Martha Plimpton? REVIEW CONTENDERS & VOTE