This year 2010 the Cowboys beat the Eagles in the playoff game.
The Detroit Lions last playoff appearance was 1999, their last conference championship was in 1957 also that was the year of their last championship.
The Cowboys posted an 11-and-5 record during the 2009 regular-season and defeated the Philadelphia Eagles in a playoff game.
In what sport? Many sports have playoff and championship series.
The Steelers first playoff appearance was in 1947. They lost to the Philadelphia Eagles 21-0.
The 2008 Eagles scored 45 touchdowns in 16 regular season games for an average of 2.8 TDs scored per game.
last year Eagles beat the Cowboys 44-6 week 17
The first year the Steelers made the playoffs was 1972, the year of the Immaculate Reception. In 1947, the Steelers and the Philadelphia Eagles ended up tied for the NFL East lead and had to play a 'playoff' game to determine a winner. The Steelers lost that game 21-0.
1999. The Mets and Reds finished tied for the wildcard playoff spot with a 96-66 record. The Mets defeated the Reds in the one game playoff, 5-0, to make the playoffs.