Katy Perry does a duet with autistic girl Katy perry Tue-23-Oct-12 11:45 Share this By Jay-Jay FeeneyKaty Perry did a duet of her song Firework with a wee girl with autism. It was for Comedy Central's "Night of Too Many Stars" benefit. A young girl with autism named Jodi DiPiazza, who loves Katy Perry played the piano and sang with her!Katy tweeted afterwards:, "I will never forget last night. It was the most important moment thus far of what I do."Watch the video below: You May Also Like Jay-Jay murders Katy Perry's 'Birthday' in Headphone Karaoke Jay-Jay, Mike & Dom's Rude Awakening - Zara gets woken up by the Auckland Brass Band playing Katy Perry! Edge listener Adrian faces his fear of cotton balls (yeeeep) to win his daughter Katy Perry tix! Become a fan of The Edge on Facebook and on Twitter .