Barnes & Noble is opening a new store in Commack. The grand opening is scheduled for Wednesday, the bookseller announced. Opening day is set to be a busy one: A ribbon-cutting and book-signing with young adult author Jen Calonita is scheduled for 10 a.m. There is another book signing with fantasy novelist Sarah Beth Durst scheduled for noon, and a storytime at 2 p.m. hosted by costume character Biscuit the Dog, from the children's book series. Link in bio for more details. (Photo credit: Barry Sloan) . . . #longisland #longislandny #longislandnewyork