Three in all, the images were reported to be taken at a friend's apartment in
Back in early February, the former "High School Musical" star hassparked romance rumor with Teresa Palmer. At the time, he was spotted holding hands and being engaged in conversation with the "I Am Number Four" actress at a reception for her upcoming film "Take Me Home Tonight" at Pink Taco in Los Angeles.
After the reception, the twosome headed to Voyeur nightclub in West Hollywood and were alleged engaging in some PDA. An insider told E! Online, "They were dancing, standing up by the table and dancing. They all took tequila shots together. He was grabbing her butt and doing very suggestive dancing. Then they made out a couple of times standing up where they were dancing."