May fifth. Noah's Ark World Tour Concert refers to the May Day Noah's Ark World Tour Concert. He first boarded the Bird's Nest on May 5, 20 12, and he became the creator of the instant sale record. Mayday, a famous rock band in Taiwan Province Province, China, was founded in 1997. With its popular songs, excellent live performances and infectious music style, the band has become a powerful group in Chinese music.