From dancing shoes to a diploma!Cody Simpson is officially a high school graduate! The former Dancing With the Stars contestant graduated from a high school in Atlanta on Thursday, May 22. And guess what? The Australian singer was at the top of his class! The 17-year-old revealed on Twitter, “High school graduation ceremony this evening. honored to say I’ll be receiving Valedictorian at the school in which I was administered.”And Simpson decided to share his commencement speech with his Instagram followers, posting a video, which he captioned, “Proud times! graduated high school as Valedictorian of my class today. finished high school at home administered through this lovely school here in the South, proud to have received the highest GPA of the school amidst this hectic lifestyle of mine. Anything can be accomplished if you open your mind!”