Mark Harris is a jazz double bass

Double bass

The double bass, also called the string bass, upright bass, standup bass or contrabass, is the largest and lowest-pitched bowed string instrument in the modern symphony orchestra, with strings usually tuned to E1, A1, D2 and G2...

ist, vocalist and composer from Sydney

Sydney

Sydney is the most populous city in Australia and the state capital of New South Wales. Sydney is located on Australia's south-east coast of the Tasman Sea. As of June 2010, the greater metropolitan area had an approximate population of 4.6 million people...

, Australia. Co-creator and member of children's band Lah-Lah

Lah-Lah

Lah-Lah is a five member children's music group from Sydney, Australia. Comprising members currently and formerly from gypsy band Monsieur Camembert amongst other prominent Australian groups such as, Guy Sebastian and the James Morrison Sextet. Lah-Lah has both recorded and filmed, and also...

, featured on a TV show of the same name broadcast on channel Nick Jr.. Tina Harris, his wife, has the title role of 'Lah-Lah' while Harris is 'Buzz the Band Leader' who plays 'Lola the dancing double bass'.

Harris is a member of ARIA Music Awards

ARIA Music Awards

The Australian Recording Industry Association Music Awards is an annual series of awards nights celebrating the Australian music industry, put on by the Australian Recording Industry Association...

 winning, gypsy fusion band Monsieur Camembert

Monsieur Camembert

Monsieur Camembert is a five-piece Gypsy fusion band formed in Sydney, Australia in 1999. They have won three ARIA Music Awards for Best World Music Album in 2002 for Live on Stage , in 2003 for Absynthe and in 2005 for Monsieur Camembert...

. Member of The Tango Saloon

The Tango Saloon

The Tango Saloon is an experimental tango band from Sydney, Australia. Their self-titled debut, a "tango-flavored album with a twist of spaghetti western", was released in 2006 by Ipecac Recordings, the American record label run by Mike Patton and Greg Werckman...