Article continues below advertisementNina Dobrev is finally speaking out about those Zac Efron dating rumors.On Wednesday, October 1, The Vampire Diaries star was approached by a reporter who asked her about the buzz surrounding her and the High School Musical alum after photos of them looking cozy on vacation went viral last month.Article continues below advertisementSource: MEGANina Dobrev denied dating Zac Efron after rumors spread following their vacation photos.Article continues below advertisement"Anything to that Zac Efron thing?" a correspondent asked, as Dobrev shook her head no.