Could Zac Efron have a new girlfriend? Well the actor was spotted sitting court side with his "Neighbors" costar Halston Sage enjoying a Los Angeles Lakers game.

According to E! News, the pair was all smiles as they happily cheered for the hometown team at the Staples Center on Friday night.

The preferably shirtless actor and blonde starlet were focused on the game however the Lakers couldn't pull off a win against the Dallas Mavericks with the finally score, 107-95.

The pair formed a bond on the set of the upcoming comedy in which Efron stars a raunchy frat boy who disrupts the quiet suburban life of a young couple with a baby played by (Seth Rogen and Rose Byrne).

The film also stars Dave Franco, Christopher Mintz-Plasse and Jerrod Carmichael as the 26-year-old's rowdy frat brothers.

Zac Efron and Halston Sage shared several onscreen moments and was photographed filming a kissing scene last April.

The hot lip-lock took place during one of the fraternity parties and featured the alleged drug using actor wearing a military jacket accessorized with a  sword while his onscreen love interest wore some short white shorts and a black hat.

The highly anticipated movie is set to hit theaters May 9th. However, fans can catch Efron at the MTV Movie Awards on April 13th, where he is up for best shirtless performance for "That Awkward Moment" and is said to be featured in one of the skits for the ceremony.

While Sage can be spotted opposite Gillian Anderson on the NBC series "Crisis."

Following rumors that the actor has fallen off the wagon and has relapsed with his drug addiction, a source revealed that Lily Collins' ex-boyfriend has hired a sober coach.

The insider said, "Zac's committed to his sobriety. It's an ongoing process."

To see photos of Zac Efron and Halston Sage at the Lakers game click HERE.