Jason Mraz is an American singer-songwriter who uses influences of reggae, pop, rock, folk, jazz, bossa nova and hip-hop in his music. He has toured all over the world, including playing at the Royal Albert Hall in London, when he opened for Tracy Chapman and Alanis Morissette. He promoted his 2005 album Mr. A-Z at the San Diego Music Awards, which also included performances by Bushwalla and Tristan Prettyman. Mraz has also played at the other festivals throughout the world, including a first time sold-out performance in Singapore in 2006 during the Mosaic Music Festival.