It’s OK to laugh in catechism class, at least when it’s “Late Nite Catechism,” an interactive theater piece in which a nun teaches a class where the audience members are her students. A performance of the show at 7 p.m. Sunday at Free State High School will help raise money for Lawrence Catholic Community Services. Other weekend entertainment options include:

Miscellaneous

• Family Barn Dance, 4 p.m. dance, 5:15 p.m. potluck, Sunday, Lawrence Public Library auditorium, 707 Vt., 841-5759.

Art events

• “A Painting for Over the Sofa (That’s Not Necessarily a Painting),” today-June 20, Kress Gallery, Spencer Museum of Art, 1301 Miss., 864-4710.
• Design craft area student scholarship exhibition, Sunday-April 30, Art and Design Gallery, Art and Design Building, Kansas University, 864-3209.
• “The Journey of Lewis & Clark,” 10 a.m.-noon today, Watkins Community Museum of History, 1047 Mass., 841-4109.
• Sesquicentennial Lecture Series: “Life Before Territory,” Randy Thies, archaeologist, 3 p.m. Sunday, Watkins Community Museum of History, 1047 Mass., 841-4109.

Theater

• “A Little Night Music,” 7:30 p.m. today, Crafton-Preyer Theatre, Murphy Hall, KU, 864-3982.
• “The Philadelphia Story,” 8 p.m. today and 2:30 p.m. Sunday, Lawrence Community Theatre, 1501 N.H., 843-SHOW.
• “The Elephant Man,” 7:30 p.m. today, Darby-Hope Theatre, Baker University campus, (785) 594-8421.
• “Late Nite Catechism,” a fund-raiser for Lawrence Catholic Community Services, 7 p.m. Sunday, Free State High School auditorium, 4700 Overland Drive, 843-1176.

Music

• Cabin Fever (day two), featuring Otis Watkins Band, Odyssey, Dirty Tricks, 3 p.m. today, Paradise Point, Perry Lake.
• Crematorium, Judas Cradle, 5:30 p.m. today (early show), The Bottleneck, 737 N.H., 841-LIVE.
• Jayplay Live, featuring Jeff Kanterman, Saddlerash, Ten Hour Drive, Device 1461, 3 A.M., Dead Girls Ruin Everything, 9 p.m. today, The Bottleneck, 737 N.H., 841-LIVE.
• Lawrence Civic Choir and Lawrence Chamber Orchestra in all-Mozart concert, 8 p.m. today, Free State High School, 4700 Overland Drive, 843-2787.
• Pomeroy, Steve Ewing (formerly of The Urge), 9 p.m. today, The Granada, 1020 Mass., 842-1390.
• Flying Debris, 9 p.m. today, Stu’s Midtown Tavern, 925 Iowa, 749-1666.
• KJHK’s Farmer’s Ball (final round), 10 p.m. today, Jackpot Saloon, 943 Mass., 832-1085.
• Central Atmosphere, 10 p.m. today, The Jazzhaus, 926 1/2 Mass., 749-3320.
• Embargo Bash, 1 p.m. Sunday, Liberty Hall, 642 Mass., 749-1972.
• KU Wind Ensemble, 3 p.m. Sunday, Lied Center, KU campus, 864-3436.
• Not-To-Be-Missed Concert: University Ringers and Don Carr, university organist, 3 p.m. Sunday, University Chapel, Ottawa University campus, (785) 242-5200, ext. 5080.
• The Midday Ramblers, Black-Eyed Suzies, 5 p.m. Sunday (early show), Replay Lounge, 946 Mass., 749-7676.
• Sal Cruz, percussion recital, 7:30 p.m. Sunday, White Concert Hall, Washburn University campus, Topeka, (785) 231-1010, ext. 1511.
• Billy Ebeling and The Late For Dinner Band hosts the Blues Jam, 6:30 p.m.-9:30 p.m. Sunday, Triple Tree Lounge, 8917 Leavenworth, Kansas City, Kan., (913) 788-8484.
• Jenn Adams, 7 p.m. Sunday, Gaslight Tavern and Coffeehouse, 317 N. Second St.
• Andrew WK, International Noise Conspiracy, No Motive, Chronic Future, 9 p.m. Sunday, The Bottleneck, 737 N.H., 841-LIVE.
• The Crystal Method, DJ Hybrid, 10 p.m. Sunday, The Granada, 1020 Mass., 842-1390.