Alabama cornerback Ramzee Robinson , who earned the title “Mr. Irrelevant” as the final player selected in the 2007 NFL draft, agreed to a three-year contract with the Lions

Robinson, the last of 255 players selected in the NFL’s annual draft of college players in April, agreed in principal to the deal, his agent, Andrew Benedict , said in an e-mail.

Financial terms weren’t disclosed.

• Lions sign ‘Mr. Irrelevant’