What drew me to Joshua Harmon’s new play "Skintight" was the opportunity to see Idina Menzel in a non-singing role. Ironically the play starts with Ms. Menzel, as indignant divorcee Jodi Isaac, delivering a lengthy screed about her ex’s engagement to a young twit half his age. It is a comic tour de force and I doubt that anyone without her singer’s lungs could have pulled it off. Jodi has impetuously flown into Manhattan to seek consolation from her father, Elliot (Jack Wetherall), a wealthy fashion mogul who is about to turn seventy. But seeking solace from Daddy is like trying