Katie Rose Clarke and Julie Reiber, who have both starred in the Broadway musical “Wicked,” are joining the Buffalo Philharmonic Orchestra on Saturday for an evening of sassy modern show tunes. They will be singing their signature songs from “Wicked” as well as songs from “The Phantom of the Opera,” “Spamalot” and “Chicago.”

Linger a little longer after the concert for the BPO’s annual Sweetheart Dance, featuring the Ben Baia Quartet. The concert takes place at 8 p.m. Saturday in Kleinhans Music Hall. Tickets are $27-$74.

For info, call 885-5000.

– Mary Kunz Goldman