Which American singer, songwriter and actress is featured on "Somebody to You" released in 2014? 
Somebody to You: "Somebody to You" is a song by British pop rock band The Vamps. Demi Lovato: Demetria Devonne Lovato, known professionally as Demi Lovato ( or ; born August 20, 1992), is an American singer, songwriter, and actress.
i don't know