Re-releasing his hit album Departure, collaborating with T. Pain and heating up radio waves with "Body Language," and lending his voice to Theodore in Alvin and the Chipmunks: The Squeakquel — it's been a crazy year for Jesse McCartney. He's now hard at work on his fourth album. Happy 23rd birthday, Jesse!

Fun Facts About Jesse:
– Jesse showed his athletic side guest-starring as Andy, a talented football player, on season two of Greek.
– Jesse dished to J-14 that when he was 14, he was going on tour with his band, Dreamstreet — opening for Britney Spears!
– He has a big heart. After the devastating earthquake hit Haiti in January, Jesse filmed a PSA to raise money for the victims.

Leave your birthday wishes for Jesse below!

Photo: Courtesy of Hollywood Records

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