How's this for a supportive sibling?

READ IT: Happy Birthday Cody Simpson!

Cody Simpson is really close to his family, and he's told J-14 that he's really proud of his little sister Alli Simpson. She makes fun videos on YouTube and is starting to act and model. "I'm not sure if I can say too much about it, but she's having lots of success getting into acting," Cody tell us. "It's all going well for her. I'm sure people will be seeing her in TV shows and stuff soon."

Yesterday, Cody took to Twitter to tell the world just how proud he is of his sister. He Tweeted this pic of Alli and wrote, "Came thru [sic] to show love [for] my sister @TheAlliSimpson's @LovePastry @WendyHopePhoto photoshoot! She looks incredible!"

Are you excited to see Alli's upcoming TV and modeling gigs? What would you rather do if you had the chance: act or model?