Bruno Mars - American singer, songwriter, record producer, multi-instrumentalist and dancer. He is known for his stage performances, retro artistry and performances in a wide range of musical styles, including R&B, funk, pop, soul, reggae, hip hop and rock. Mars is accompanied by his band The Hooligans, which plays various instruments such as electric guitar, bass, piano, keyboards, drums and wind instruments, and also acts as backing vocalists and dancers.