Ballroom, Jan. 26, 7-11:30 p.m., Holy Trinity Greek Church Community Center, 4070 Park Ave., Bridgeport. Participants will dance, receive a ballroom lesson and watch ballroom champions Aleksandar Vukosavljevic and Nevena perform. Tickets $20. Register in advance. Info: call 203-374-7308 or email firstname.lastname@example.org. So We Think We Can Dance, Feb. 2, 7 p.m. and Feb. 3, 2 p.m., Darien Arts Center, 2 Renshaw Rd., Darien. Eighteen DAC student choreographers will perform with 40 dancers. Tickets $10. Info: call 203-655-8683.