Reese Witherspoon breast cancer charity blonde legs pregnant smile baby bump cupcakes speech spandex sunglasses

This is the second time this week we've photographed Reese looking a little bit preggers, so we really have to wonder if Jake put a bun in her oven!

Reese was in San Francisco yesterday for the 5th Anniversary of the Avon Comprehensive Breast Care Center At SFGH, and prior to kicking off the Avon Walk For Breast Cancer, Reese gave a speech and showed off what looks like a baby bump! Or was she exhaling? Maybe she ate one too many cupcakes? Hmmm...