Bianca Esposito, a junior pre-business major, practices with her Delta Zeta sorority sisters Monday while practicing for Air Band in the aerobics/dance studio in Lantz Arena. Air Band is one of various Greek Week events including tugs, pyramids and Greek Sing that sororites and fraternities compete in. Greek Week 2012 will take place March 31, April 1 and April 9-14.