MacRumors.com

According to reader reports, as of January 31 Pepsi is again offering the yellow cap iTMS codes on 1 in 3 bottles.

Pepsi has just ended a promotion in Canada featuring an iPod-an-hour giveaway. Apparently the new caps also include one entry into a new iPod-An-Hour giveaway, featuring iPod mini's.

A broken set of details are found in a MacRumors forum post, having been ripped off a bottle already in circulation.

Update: Apple has created a web page previewing the upcoming promotion. http://www.apple.com/itunes/pepsi/. 1 in 3 wins a free song on iTunes. Official Rules.

Update 2: Above pages removed. Here is a mirror of the page: Screenshot.

Update 3: Apple's official pages have been put back online.