I really think that nominating Brendon would be a huge mistake. From what I understand, after the meltdown with Shelly, J/J would vote to evict her over Brendon. So not only would Dani not get the person she wanted out, but she'd just make two more enemies again.
--
http://img94.imageshack.us/img94/4418/dsc02035h.jpg
http://img718.imageshack.us/img718/7011/15714q9.jpg