When Did the NFL Add a Third Game to the Thanksgiving Day Menu?
Why do the Lions and the Cowboys play on Thanksgiving? - Gang Green Nation
Why Do the Lions and Cowboys Always Play on Thanksgiving?
Why the Dallas Cowboys always play football on Thanksgiving
The real reason the Cowboys, Lions play at home every Thanksgiving Day
NFL Thanksgiving: History behind Cowboys, Lions' annual holiday tradition
When and why did the NFL decide Dallas and Detroit would always play on Thanksgiving? - Quora
Has Every Active NFL Team Played on Thanksgiving?
How did Thanksgiving football traditions start? - CBS Minnesota
NFL on Thanksgiving Day: History of Lions, Cowboys games on holiday
Why do the Cowboys play on Thanksgiving? Explaining Dallas' tradition
Who's performing at halftime of Redskins-Cowboys Thanksgiving game?
Traditional Thanksgiving Day games are tricky for Pro Picks