The Chapin Sisters. Thunderbird Café and Lounge. 8 p.m.
The Richard Thompson Band. Byham Theater. 8 p.m.

Shawn Mullins. Club Café. 5 p.m.
FastTrac NewVenture. Chatham University. 6:30 p.m.
Improv Comedy Class. Wrightman School Community Building. 7 p.m.
4Troops. Byham Theater. 7:30 p.m.

Pittsburgh Poets Playshop. Carnegie Library of Pittsburgh (Oakland). Noon.
Rally to Stop Shale Gas Drilling. David L. Lawrence Convention Center. 1 p.m.
Margaret's Tea Class and Tea Tasting. Margaret's Fine Imports. 7 p.m.
Psychic Salon. Gypsy Café. 7:30 p.m.

Entrepreneurial Thursday. Little E's. 5:30 p.m.
Get the Led Out. Palace Theatre. 7:30 p.m.
The Gypsy Strings. Gypsy Café. 8 p.m.
The Dirges. Thunderbird Café and Lounge. 9 p.m.
Soulive. Rex Theatre. 9 p.m.
Ceann. Club Café. 10:30 p.m.

Art on Tap 527. Westmoreland Museum of American Art. 5 p.m.
David Wilcox with Mike Strasser. Club Café. 5 p.m.
What Does Trouble Mean? Nate Smith's Revolution. Harris Theater. 7:30 p.m.
The Bridge. Thunderbird Café and Lounge. 9 p.m. +21

Good Taste Pittsburgh. Monroeville Convention Center. 9 a.m.
Yoga Basics. Verve Wellness. Noon.
Fall Fling 2010. Absolute Ballroom Dance Center of Pittsburgh. 7 p.m.

Samhain. Mullaney's Harp and Fiddle. 4 p.m.
Sunday Night Jazz. Rivers Casino. 6 p.m.
Omara Portuondo. Byham Theater. 7 p.m.
Bob Dylan and Band. Peterson Events Center. 8 p.m.

Author Josh Green. Penguin Bookshop. 9 a.m.
The Manasse/Nakamatsu Duo. Bellefield Hal (University of Pittsburgh). 7:30 p.m.

Potpourri of Art. Merrick Art Gallery. Through Wednesday.
Thoroughly Modern Millie. Pittsburgh Playhouse. Through Sunday.
PoemART and Canvases by Janet Jai. Trinity Gallery. Through Nov. 13.
A Retrospective: Photographs of Pittsburgh. Irma Freeman Center for Imagination. Through Nov. 20.
13th International Exhibition of Botanical Art. Hunt Institute for Botanical Documentation. Through Dec. 17.
Audio Space. Wood Street Galleries. Through Dec. 31.