Unfortunately, it's Prom King
OR Queen.
You vote for one person to win, on your phone. That person will be king or queen depending on what gender that person is...
Of course you could vote 7 times for Howie and 7 times for Janelle with an extra vote to whomever if you wanted to split your votes for the 2 of them.
50c per call + standard text messaging rates.
You can vote for other stuff, like "class clown", "most likely to succeed", "biggest whiner", "most likely to take over the world" etc, at the CBS website.
http://www.cbs.com/primetime/bigbrother7/extras/vote/
There are 20 questions and you can answer differently for each question of course.