The Best of Billie is an album by British pop singer Billie Piper. It was released by EMI on 8 August 2005. The album contained Piper's single releases as well as B-sides.

1. "Because We Want To"
2. "Girlfriend"
3. "She Wants You"
4. "Party on the Phone"
5. "The Tide Is High"
6. "Honey to the Bee"
7. "I Dream"
8. "Day & Night"
9. "Bring It On"
10. "Promises"
11. "Something Deep Inside"
12. "First Love"
13. "G.H.E.T.T.O.U.T."
14. "Caress the Gold"
15. "Walk of Life"