Lions should continue the NFC North Defensive Line shuffle. Here is how the completed NFC North D-line Shuffle could be completed....
Packers signed former Bears DE Julius Peppers
Leaving the Vikings to sign former Packers DT John Jolly or Packers DT Ryan Pickett
Then the NFC North Defensive Line Shuffle... D-line, D-line, do the D-line Shuffle (cheese-steak shuffle tune)