Songs the Harrigans Sang: A Portrait of a Vaudeville Family is a musical making its debut at the Cleveland Play House April 2. It will run through May 19 and features songs from Ireland to Broadway. Tickets are $23-$24 and are available at (216) 795-7000.

The Great Brain, is a story of a 12-year-old schemer in 1879. The play will run at the Playhouse Square Center's Discovery Theatre and tickets are available at (216) 241-2346.

Kaleidoscope II is an exhibit at the Cleveland Museum of Natural History appearing through May 19. It is a collection of some of the museum's best works in the Fine Arts Collection, including those of Ansel Adams and John James Audubon.

Apollo's Fire, the Cleveland Baroque Orchestra, will present its first opera production with Monteverdi's L'Orfeo. It will be performed tonight at 8 p.m. and Sunday at 7:30 p.m. at St. Paul's Church in Cleveland Heights. Tickets range from $10-$21 and are available at 1-800-314-2535.