Does anyone know where i can get some free music?

Does anyone know where i can get free music for Thankful(album) (Kelly Clarkson), Ocean Avenue (album) (Yellow Card), Let go (album) (Avril Lavigne), Fearless (Album) (Taylor Swift), Dreaming of you (album) (Selena), and Unfaithful (Rihanna). Also (if its possible) without registering. Please/Thankyou