Are Vanessa Hudgens and Zac Efron Back Together?

Vanessa Hudgens and Zac Efron called it quits in December after 5 years of Disney star bliss, but it’s looking more and more like that “break up” was more of a nice break. Sources say the two were acting like much more than friends while at the opening of Hollywood hotspot Eden last night. “The two showed up around 10:45 p.m. through the back entrance with a group of friends and were holding hands at different points throughout the night,” a source said (via Us magazine). And, apparently at one point during the evening Zac leaned in for a kiss…