The Chicago Bears and the Green Bay Packers rivalry is one of the most contentious and longest in the NFL.

That rivalry is about to get really heated.

Patch is looking for cute four-legged fan decked out in their team’s gear.

Send Patch photos of your pet wearing his or her favorite hat or T-shirt or other gear.

If you are looking for something for your dog to wear for Thursday's big game, Petco.com has official NFL shirts available for under $30. The site also gives you directions on how to measure your dog for the right fit and provides a question and answer section.

DoggieNation has gear too, including a doggie cheerleading outfit with Bears or Packers logos.

So, send your photos to Algonquin-Lake in the Hills Patch at amie.schaenzer@patch.com or Crystal Lake Patch at stephanie.price@patch.com or Huntley Patch at gloria.casas@patch.com.