File:Women running in pink underwear during Cupid's Undie Run.jpg

Photos: Cupid's Undie Run

Red, pink and blue: Runners race for cause in underwear

Kona Images: The 2010 Underpants Run – Triathlete

Cupids undie run hi-res stock photography and images - Alamy

Health DO or DON'T: Runningin Your Underpants

Cupid's Undie Run, World's Largest Underwear Race, Comes To D.C. This Saturday (PHOTOS)

Tis' the Season… To Run In Your Undies! (34 Photos)

Detroiters strip down for Cupid's Undie Run [NSFW PHOTOS]

Cupid's Undie Run takes over Virginia Beach Oceanfront