Short Stack Eatery, 301 W. Johnson St. (608-709-5569), a breakfast and pancake spot, plans to start serving Thursday at 9 pm. Hours to start will be 9 pm-5 am Thursday-Friday; 9 am-4 pm and 9 pm-5 am Saturday; and 9 am-6 pm Sunday; closed Monday-Wednesday. The restaurant will gradually transition to being open 24 hours Thursday-Sunday.
Which Wich, 411 State St. (608-709-1094), a sub chain with some out-of-the-ordinary options, including breakfast and seafood fillings, and five vegetarian subs. Hours: 10 am-10 pm Sunday-Thursday, 10 am-3 am Friday-Saturday.