Cody Simpson poses with his sister Alli while signing autographs after a performance at Fnac Bercy Village on Tuesday afternoon (March 19) in Paris, France.

Later that night, the 16-year-old Aussie singer performed his last show as part of Justin Bieber‘s Believe tour.

PHOTOS: Check out the latest pics of Cody Simpson

“stoked for the show in Paris tonight! It’s my last show on the European run of the Believe tour, sad to go but there’s work to be done in LA,” he tweeted.

10+ pics inside of Cody Simpson performing and signing autographs… More Here! »

Cody Simpson goes geek chic while visiting NRJ studios on Monday afternoon (March 18) in Paris, France.

The 16-year-old Aussie singer stopped to chat with fans, take photos, and sign some autographs.

PHOTOS: Check out the latest pics of Cody Simpson

“breakfast in Paris, then a busy day of interviews today. lets start it off with a croissant or two lol,” he tweeted.

Earlier that day, Cody released a sneak peek of a new song he recently wrote.

10+ pics inside of Cody Simpson talking with fans in Paris… More Here! »

Cody Simpson gives fans a sneak peek at a new song in this short 10-second video!

The 16-year-old Aussie singer shared the song snippet to Twitter on Monday (March 18) while on tour overseas.

PHOTOS: Check out the latest pics of Cody Simpson

“sneak preview of a new song I wrote, w/ a live acoustic video I shot in the Netherlands coming soon. #AwakeAllNight,” he tweeted.

Listen to Cody play guitar and sing in the preview below!

WHAT DO YOU THINK of what you hear so far?

Justin Bieber and Selena Gomez are among this year’s Radio Disney Music Award nominees!

Some of our other favorites vying for an award include Taylor Swift, One Direction, Bella Thorne, and Ryan Beatty.

The 2013 Radio Disney Music Awards will take place Saturday, April 27 at the Nokia Theatre in L.A.

Performers include Selena, Austin Mahone, Cher Lloyd, Bridgit Mendler, Cody Simpson, Mindless Behavior, and Coco Jones.

Fans can vote for their favorite starting today on RadioDisney.com, Facebook, Twitter and by texting RDMA to DISNEY (347639). Voting ends on Monday, April 14!

Congrats to all the nominees!

Click inside to see the complete list of nominations… More Here! »

Carly Rae Jepsen and Cody Simpson get close on stage during their performance on Thursday night (March 7) at the O2 Arena in London, England.

The 27-year-old singer and her 16-year-old tour mate had performed together shortly before Justin Bieber collapsed on stage during his performance.

PHOTOS: Check out the latest pics of Carly Rae Jepsen

“I just stay mellow through it all ya know. There’s no drama, I love my fans and it’s simple,” Cody wrote on Twitter after the show. “I make music.. No matter where it takes me, I promise to stay real through it all.. for you.”

Cody Simpson steps out at the Schuh store for a Pastry shoe signing on Oxford Street in London on Wednesday afternoon (March 6).

The 16-year-old Aussie singer was joined by sister, Alli.

PHOTOS: Check out the latest pics of Cody Simpson

“so many new fans from these shows here in Europe. I’m just doin me and I’m glad u guys like it. #paradise,” Cody tweeted.

He added, alerting his fans about another opportunity to meet him, “French Angels! come out and meet me on march 19th at FNAC!!!”

10+ pics inside… More Here! »

Cody Simpson hits the stage at Manchester Opera House on Sunday night (March 3) in Manchester, England.

The 16-year-old Aussie singer is writing an autobiography, which will hit shelves later this year in October. Titled “Welcome To Paradise: My Journey,” the book will take you inside Cody‘s life and trials.

“It’s incredibly exciting for me to be partnering with HarperCollins to tell my story,” Cody shared in a statement. “I hope that my journey inspires kids from all around the world to pursue their passions and work hard for their dreams.”

WILL YOU BUY Cody’s book? More Here! »