Ryan Higa is Japanese-American comedian from Hilo, Hawaii. They are known for their YouTube comedy videos, which have been viewed over 250 million times. His YouTube channel, nigahiga, is currently the most subscribed of all time.

In 2008, Los Angeles producer Derek Zemrak offered to help them create their first feature-length film. The resulting film, Ryan and Sean’s Not So Excellent Adventure, was directed by Richard Van Vleet and released on November 14, 2008.   It was shown in sold out theaters in Hawaii and California.

David Yong Choi (born March 22, 1986) is a Korean American musician and YouTube video producer in Los Angeles. He performs a mix of original songs and covers of pop hits. Choi released his first album Only You in October 2008.

As of 15 February 2010 (2010 -02-15)[update], Choi is the 18th most subscribed musician on YouTube, with 209,266 subscribers and 5.4 million channel views. His humorous song “YouTube, A Love Song” has received over 2.5 million views. The video for the song “Won’t Even Start”, posted on both his and Wong Fu’s YouTube channels, has received a total of over 1.7 million views.

Choi has also worked as a songwriter and producer at Warner Chappell Music. He has done promotion for Starburst candy and J. C. Penney clothes.

Kevin Wu (born June 12, 1990) is a Chinese American comedian and YouTube celebrity who is best known by his YouTube username of KevJumba. He was YouTube’s number one subscribed comedian and third most subscribed user overall on June 5, 2008. The San Francisco Chronicle’s Jeff Yang has noted that Wu is not a comedian in the conventional sense but that by “just talking [he] is, well, pretty hilarious” due to his deadpan vocal delivery, animated facial expressions and tendency toward unexpected digressions.  Wu previously appeared on The CW Television Network’s short-lived Online Nation and co-starred with Jessica Lee Rose and Philip DeFranco in Hooking Up from HBOLabs (the online arm of HBO) in 2008.

Christine Gambito, better known by her screen name HappySlip, is a Filipino – American Internet personality, actress, and comedian. She maintains one of the most-subscribed-to channels on YouTube, a popular video sharing website.  On January 25, 2008, Gambito, who is of Filipino ancestry, was appointed ambassador for Philippine tourism by the Department of Tourism.

Gambito’s performances typically include comedy sketches in which she impersonates members of her family. She also sings and plays the piano and guitar. As Gambito has stated repeatedly in her videos, she is notably one of the very few top users acting, filming, editing and producing her shorts completely on her own

Namskie (aka Nam Huynh) is a Vietnamese who is born in Minnesota and currently resides in Austin, Texas.  Nam is known for his  videos on YouTube.com, and has nearly 10,000 subscribers with over 1,500,000 views on his videos.

Nam can be considered as a comedian or entertainer, but laughter and smiles are just a part of his life.  As an entrepreneur, Nam believes that free-will and having fun are what life is about.  Why not enjoy joyful goofiness with thousands of his friends on the internet?  The idea of Namskie is not about making money, it is about making and spreading smiles.  It is that simple.

Words from Wikipedia