Chicago is one of 17 cities across the country participating in Cupid's Undie Run, which serves as a national fundraiser to benefit the Children's Tumor Foundation (CTF).
Since its first event in 2010, Cupid's Undie Run has donated more than $400,000 to CTF with 100 percent of fundraising dollars going straight to the foundation.
The Chicago race (approximately one mile) takes place Saturday, Feb. 9, at Houndstooth Saloon, 3369 N. Clark St., at 2:30 p.m. (Participants must be at least 21.) Admission is $30; see www.CupidsUndieRun.com .