Java Hut,

1073A Main St., Worcester, MA, (508) 752-1678. Open Mon. through Thurs. from 11 a.m. to midnight, on Fri. and Sat. from 11 to 1 a.m., and on Sun. from 5 p.m. to 1 a.m. This comfy living roomÐlike coffeehouse carries a variety of coffees (surprise!), assorted pies, desserts, and a great atmosphere. Open mic on Thurs., live acts on Fri. and Sat. nights at 9:30 p.m., Jay Tyer jazz jam every Sat. from noon to 3 p.m., and local poetry readings and slams every Sun. Donations encouraged. No credit cards.

Saturday, April 28 Jazz jam, featuring Jay Tyer Quartet.

Wednesday, May 2 Kalkalla.

Friday, May 4 Johnny Dollar Experiment.