Nickname: RobstenTogether Since: Filming of the first Twilight flick, though plenty of people are just now realizingSex Rating: The utter pinnacle of all vamp couples—young, passionate and sinfulOutlook: They've weathered a lot of hardships and are still going strong—looks good!
Nickname: PaqMoTogether Since: Auditioning for True BloodSex Rating: Totally hot, and it certainly helps that they both frequently go at it sans clothing on their show!Outlook: Engaged, and we don't think this'll be some in-and-out quickie H'wood marriage
Nickname: SkarswoodTogether Since: Meeting on set for EVR's True Blood guest appearanceSex Rating: Uneven, until we saw that superhot, toothy smooch on the season finaleOutlook: They'll both be biting other people's necks before the end of the year
Nickname: NiksisTogether Since: the beginning of '09Sex Rating: Meh, doesn't help that Latsis is Paris Hilton's exOutlook: We wouldn't be surprised if Latsis hits the New Moon red carpet and goes AWOL the next day
Nickname: LutzLynne or KellannaTogether Since: Uh, not anymore, although they've been spotted together since their breakupSex Rating: Pretty damn doable, too bad it didn't work outOutlook: We think these smokin' kids will get back together—for a night of fun, nothing long-lasting
Nickname: Taylor SquaredTogether Since: Not technically together, but they played a couple in the movie Valentine's DaySex Rating: Less steamy than the others on this list, only because they're both still teenagersOutlook: They're both too adorable not to eventually get together
Nickname: GreenehalderTogether Since: Not any longer, but they were supposedly dating in April of this year, though Ash has publicly said otherwiseSex Rating: Two hotties from different vampire shows hooking up? We're sorry this didn't last longerOutlook: If Ian's Vampire Diaries is a hit, expect him to not be single for much longer. Besides, Ashley's been busying herself with some other men...
Nickname: AshboneTogether Since: On and off throughout Twilight filmingSex Rating: Robsten Jr. is obviously good by us; we hope these two hotties rekindleOutlook: Expect them to get together for real again at some point, but we're not sure how seriously they could date
Nickname: GreenecrawTogether Since: Lip-locking after the Teen Choice Awards in August, and a few times priorSex Rating: Delicious, and way to search outside the Gossip Girl cast, Chace!Outlook: Looks like this is just a sorta-fling when they're both in town