What comes after size double-zero? Lia and Cassie are eager to find out in Wintergirls, the newest novel by Laurie Halse Anderson. Best friends, the girls are in a race to see who can be the skinniest. And theyre not too worried about staying alive while they do it. When Cassie dies, Lia is in more danger than ever. Can she recover? Or will she follow her friend to the grave? Anderson signs copies of Wintergirls after a reading and discussion. 4:30 p.m. Blue Willow Bookshop, 15432 Memorial Drive. For information, call 281-497-8675 or visit www.bluewillowbookshop.com. Free.