Victor Yerrid is a puppeteer for the Jim Henson Company and has performed Muppet characters in many TV shows, movies, and TV commercials. Yerrid is best known in the Muppet World for his work on the online series Statler and Waldorf: From the Balcony, in which he performed Waldorf along with an assortment of other characters.

Yerrid is also a lead performer of the Jim Henson Company's Puppet Up! improv show and is currently working on The Skrumps for the company as well. He also was a lead puppeteer on the shows Crank Yankers and Greg the Bunny.

Victor Yerrid is a frequent collaborator and working partner of Drew Massey.

AJ Rafael (born March 12, 1989) is a Filipino American musician and Internet celebrity. He is best known for his original songs such as I Just Want You and We Could Happen. Some of his influences include Sara Bareilles, Jason Mraz, MYMP, The Beatles, John Legend, and Bob Marley..

AJ started posting on YouTube in 2006, and has since gotten over 300,000 subscribers and over 73,000,000 hits. In 2011, he was nominated to be a part of Billboard's Battle of the Bands alongside Gentlemen Hall, Otenki, Hotels, Lightning Love (band), and Side by Side.

Music Speaks was started in 2006 when looking for a charity to donate to for his concert. Since his nephew, Nathan, has autism, he decided to donate to Autism Speaks. This concert utilizes the gifts of music and dance to inspire those fortunate enough to be born without autism to speak out for those who were, by being aware of their condition and taking action towards improving their living conditions and perhaps even uncovering the mystery behind its cause. Some of the previous performers for these concerts include: