An envelope amitriptyline tablets bp 10mg “Natural High,” sung at the beginning and end of the show, is most eloquent. Joe wants Heather to sing so it ends on an “up” and unambiguous note. She prefers a wistful little chorus of oohs that fades away. In the end, “Act” is about living life unedited — even with its uncertainties. Those powerful little ooh’s leave you on a high.