Mad Pack It is a Thai rock band formed in 2006. The band consists of four members: lead vocalist and guitarist Thanachai "Aof" Ujjin, guitarist and backing vocalist Thanawat "Oat" Chaiyadej, bassist and backing vocalist Thanakorn "Korn" Posayanon, and drummer and backing vocalist Thanaphon "Oat" Lertwilairat. Mad Pack It is known for their energetic live performances and their catchy, melodic songs. They have released several albums and singles, including "Baat Withi," "Khon Aw Saan," and "Feeling & Reasons."