Video: Justin Gaston Serenading 'If She Makes Me Happy' on Miley Cyrus' YouTube Blog

© Gavin V/Bauer-Griffin

Miley Cyrus and BFF Mandy Jiroux have a new episode of "Miley and Mandy Show" posted on their official YouTube channel on Monday, January 12. For this new video, the girls also have a special guest, hunky model Justin Gaston.

In the video, entitled "Miley & Mandy Show! Special Guest Justin Gaston!", Miley and Mandy joked with Justin, asking him what his favorite YouTube video was. And the Nashville Star hunk replied, "I'm going to have to say the Saturday Night Live skit, Melina."

Justin also showed off his singing skill as he played his guitar and performed his new song "If She Makes Me Happy". The new tune is said to be one of Miley's favorite songs. After his performance, the "Hannah Montana" star also gave him a hug.

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