Throughout Kate Upton's modeling career, she's been frequently featured in Sports Illustrated's Swimsuit Issue. Upton, 32, made her debut in SI in 2011 and went on to appear on the cover in 2012 ...

This article was originally published on www.swimsuit.si.com as 5 Sizzling Photos of Birthday Girl Kate Upton in Mexico. Today, SI Swimsuit legend Kate Upton is celebrating her 32nd birthday ...