Miley Cyrus kissed teen actor Avan Jogia during her 18th birthday party

Miley Cyrus kissed teen actor Avan Jogia during her 18th birthday party on Sunday night (21.11.10).

The singer-and-actress ' whose actual birthday is today (23.11.10) ' celebrated reaching the landmark age at Los Angeles nightclub Trousdale.

She headed straight to the nightspot after performing at the American Music Awards (AMAs) and was seen smooching the 18-year-old Canadian star ' who appears in new Nickelodeon TV series 'Victorious', which follows the life of fictional aspiring singer Tori Vega and her days at performing arts high school Hollywood Arts.

Despite the embrace, it has been claimed that Miley and Avan are not dating.

A source told People: 'They're just hanging out. She's still single. They have just hung out together a few times and are getting to know each other ' that's really it right now."

The 'Can't Be Tamed' hitmaker partied with her mother Tish, actress Demi Moore and her husband Ashton Kutcher, Demi's daughter Rumer Willis, Kelly Osbourne, actor-and-rapper Kyle Massey and 'Glee' stars Mark Salling and Chord Overstreet as DJ Cobra played music.

As well as getting a birthday kiss from Avan, Miley was also treated to a giant red velvet cake, Key lime pies, chocolate mousse and raspberry shot glasses and a dessert table, all provided by the Sweet & Saucy Shop.

The teen star ' whose father Billy Ray Cyrus is currently divorcing her mother - has revealed she likes to celebrate her birthday for an entire month.

She said: ' have a birthday month. I do the whole month of November. Thanksgiving, cake - it's all about me on Thanksgiving!"