SWAN LAKE: Ukraine tourThe National Ballet Theatre of Odessa’s production of Swan Lake marks the first time this legendary ballet company from Ukraine is bringing 55 dancers on the troupe’s first tour of America. The full-scale production of Swan Lake, set to the music of Pyotr Tchaikovsky, is based on Russian folklore and German legend following a heroic young prince as he works to free the beautiful swan maiden from an evil spell. 3 p.m. Sunday at Mahaffey Theater, 400 First St. S, St. Petersburg. $41-$74. (727) 300-2000. themahaffey.com.BROADWAY: Something Rotten! The Broadway comedic hit Something Rotten! is set in 1595, when two brothers set out to write a hit play and end up creating the world’s first musical. With a backdrop in Shakespeare’s heyday, the show is full of witty references to musicals and energetic dance. It simultaneously celebrates and sends up theater’s icons, from the “jazz hands” of Bob Fosse to the line kicks of the Rockettes. $35-$150. 8 p.m. Saturday. Ruth Eckerd Hall, 1111 McMullen-Booth Road, Clearwater. (727) 791-7400. rutheckerdhall.com.GERSHWIN: Rhapsody in BlueThe Florida Orchestra brings Gershwin to life this weekend performing Rhapsody in Blue with Cuban jazz pianist Aldo López-Gavilán. The shows also include the jazz-inspired Symphony No. 1, Afro-American, and Dvorak’s Symphony No. 7, while Thomas Wilkins, right, conducts. $18-$48. 8 p.m. Friday at the David A. Straz Jr. Center for the Performing Arts in Tampa, 8 p.m. Saturday at Mahaffey Theater in St. Petersburg and 7:30 p.m. Sunday at Ruth Eckerd Hall in Clearwater. (727) 892-3337. floridaorchestra.org.NUCLEAR DRAMA: Copenhagen Tampa Repertory Theatre will present Michael Frayn’s Tony Award-winning drama Copenhagen that asks: Why did Heisenberg come to Copenhagen? Historians have said the famous scientists discussed the rationale behind building an atomic bomb. Their discussion on the uncertainty of the past and the inevitability of the future put the issues up as embodiments of themselves acting as particles drifting through the atom that is Copenhagen. The New York Times called Copenhagen “a work of art that humanizes physics in a way no other has done.” A preview Thursday is $15. Opens Friday and runs through Jan. 20. University of South Florida Studio 120, 3837 USF Holly Drive, Tampa. $25, $20 student/military/seniors. (813) 783-5465. For showtimes, see tamparep.org.