4: Killer ___ (excellent computer program)
6: Masher's comeuppance, maybe
25: Its depth is illusory
26: Life story, for short
31: Cheese with a red coat
33: English poet Alexander
34: Where cookies might crumble
42: Tenants sometimes break them
50: Colonial roofing material
53: Kind of circle or tube
54: Rhythmic pattern in poetry
55: Persistently annoying
56: Subdivision divisions
59: Grocery shopper's reference