Dressed To A Tee! Gwyneth, Reese & Other A-Listers Go Casual For StandUp2Cancer Red Carpet

The VMAs brought sex appeal and the Emmys brought Hollywood glam, but these celebs dressed down to do good at the StandUp2Cancer event in L.A. On Friday night. See how many ways there were to style this year’s iconic tee.

Joe Manganiello was a true blue-blooded man in his muscle tee.

Mira Sorvino went punk in grey jeans and booties.

Jennifer Hudson took a stand in cargo pants and killer heels.

Angie Harmon was relaxed in classic jeans and sandals.

Maria Menounos made her lush locks her best accessory.

Jesse Tyler Ferguson has his own bow-tie line, but went without for the big event.

No surprise here! Gwyneth Paltrow was prim and proper in a pencil skirt.

Reese Witherspoon opted for flirty red lipstick and a tulip skirt.

Newlywed Katie Couric was glowing — and so were her sparkling accessories!

Jon Hamm made sure his message got across, even with a sport coat on top.

Common seemed to be laughing off the Kardashian’s VMA snub of his moment of silence for Ferguson.

Sweet Valley returns! Sweet Valley High stars Brittany and Cynthia Daniel were California cool in customized tanks.

Biggest Loser star Alison Sweeney rocked slimming black jeans and pointy pumps.

Jordana Brewster looked ready for laid-back fun.

Don’t tell Anna Wintour! Marg Helgenberger bucked fashion rules and wore white pants almost a week after Labor Day.

You’re gonna need a wide lens for this shot … Kareem Abdul Jabbar towered over Hailee Steinfeld and Katie Couric.