NorthShore University HealthSystem and the Chicago Bears have launched the 2012 "Real Bears Fans Wear Pink" breast cancer awareness campaign.

CB Charles Tillman sports the 2012 "Real Bears Fans Wear Pink" breast cancer awareness t-shirt at Halas Hall.

Safety Chris Conte sports the 2012 "Real Bears Fans Wear Pink" breast cancer awareness t-shirt at Halas Hall.

WR Earl Bennett sports the 2012 "Real Bears Fans Wear Pink" breast cancer awareness t-shirt at Halas Hall.

Bears play-by-play announcer Jeff Joniak shows off his 2012 "Real Bears Fans Wear Pink" breast cancer awareness t-shirt at Halas Hall.

Nascar's Kyle Busch is seen wearing his 2012 "Real Bears Fans Wear Pink" t-shirt in Chicago.

Bears fan and racecar driver Danica Patrick shows off her Bears pride with her 2012 "Real Bears Fans Wear Pink" shirt.

Lovie Smith, Rod Marinelli, Mike Tice and the entire Chicago Bears coaching staff recently supported Bears Care by wearing the 2012 "Real Bears Fans Wear Pink" shirts at practice.

Rushman Henry Melton was wearing his "Real Bears Fans Wear Pink" shirt after practice at Halas Hall.

Comedian/actor Jim Belushi is sporting this season's "Real Bears Fans Wear Pink" shirt.

A very special 'thank you' to Debbie Oleson and Charlie Bidwill who were wearing and selling "Real Bears Fans Wear Pink" shirts at Stormy's Tavern in Northfield, IL this week.

Danny Pudi from NBC's Community shows off his 2012 "Real Bears Fans Wear Pink" shirt.

Connie & Brittney Payton in their 2012 "Real Bears Fans Wear Pink" shirts.

Bears fan Ashton Kutcher sports this year's "Real Bears Fans Wear Pink" t-shirt.

Dr. Sandy Goldberg, founder of "A Silver Lining" shows off her 2012 "Real Bears Fans Wear Pink" shirt.

Bears CB D.J. Moore poses for the camera in his "Real Bears Fans Wear Pink" shirt.

Dawn Hasbrouk of Good Day Chicago wearing her "Real Bears Fans Wear Pink" shirt at the studio.

Thanks to our friends at Creative Promotional Products for supporting this year's "Real Bears Fans Wear Pink" campaign.

Actor Vince Vaughn proudly wears his "Real Bears Fans Wear Pink" shirt.

Graham Elliot from Fox's MasterChef sports this season's "Real Bears Fans Wear Pink" shirt.

New Girl's Jake Johnson with writer Kay Cannon are Chicago natives and proudly sport this season's "Real Bears Fans Wear Pink" shirts.

Lamorne Morris from Fox's New Girl wears this season's "Real Bears Fans Wear Pink" shirt.

Mary Murphy from Fox's So You Think You Can Dance wears the 2012 "Real Bears Fans Wear Pink" shirt.

Dan and Lauren Jiggetts show off their "Real Bears Fans Wear Pink" shirts with pride.

Mr. Cub, Ernie Banks holds up his 2012 "Real Bears Fans Wear Pink" shirt.

Chicago Bears staff members pose for a photo wearing this year's "Real Bears Fans Wear Pink" shirts at Halas Hall.

A canine Bears fan, Milly, wearing her "Real Bears Fans Wear Pink" shirt.