Enter at unlock.tacobell.com for a chance to win 1 of 5,000 PlayStation Vita prize packs !
Eligibility : Open to individual legal residents of the 50 United States or DC, age 18 or older (19 in AL or NE) as of entry.
Promotion Period : Begins at 12:01 AM (ET) on 1/26/12 and ends at 11:59 PM (ET) on 3/11/12.
Enter At : unlock.tacobell.com
Limit : Limit one (1) play per person/email/household/wireless account per day regardless of the method of entry.
Prize (s) :
Five Thousand (5,000) Prizes: a PlayStation®Vita prize pack including  a PlayStation®Vita 3G/Wi-Fi system,  a PlayStation®Vita game,  a 4GB PlayStation®Vita Memory Card (valued at no less than $19.99), and  a choice of a second PlayStation®Vita game (valued at no less than $29.99). ARV: $379.96 each. There will be a total of five thousand (5,000) Prizes available to be won throughout the Promotion Period in Game #1, Game #2 and the Challenge. There will be four thousand five hundred (4,500) Prizes available in Game #1; there will be four hundred eighty two (482) Prizes available in Game #2, and there will be eighteen (18) Prizes available – three (3) per week – in the Challenge.