Deborah Oluwaseyi Joshua (born 21 December 1985), professionally known by her stage name Seyi Shay (pronounced Shay-yee Shay), is a Nigerian based English singer-songwriter, recording artist, performer, and record producer. She wrote and produced three songs for the soundtrack to Konami's video game Crime Life: Gang Wars (2005). She also wrote "You Will See", a song that was included on Melanie C's third studio album Beautiful Intentions (2005).