Compiled by Willetts and Stage Door, the album celebrates his career in the West End, where he performed in Les Miserables, The Phantom Of The Opera, Sunset Boulevard and Aspects Of Love, among others. "Once in a Lifetime" features 16 unreleased tracks as well as two new studio recordings for 2012.

The lead track from the new album, "We Love Who We Love," was composed by award-winning British writers Simon May and Black and features guest vocals from Carol Woods (Stepping Out).

The complete track list follows:

1. Once In A Lifetime (Live) from Stop The World I Want To Get Off
2. Nights Are Forever (Live) from "Twilight Zone: The Movie"
3. A Boy From Nowhere (Live) from Matador
4. Not While I'm Around (Live) from Sweeney Todd
5. At the Same Time
6. (I Love You) Ti Amo from J'Accuse…! The Passions of Emile Zola
7. Someone Like You (with Petula Clark) from Someone Like You
8. We Love Who We Love (with Carol Woods)
9. Feels Like Home from Randy Newman's Faust
10. I'll See You In My Dreams
11. It Had to Be You (Live)
12. Almost Like Being In Love (Live) from Brigadoon
13. Stay Awhile
14. I Dreamed You from Jekyll
15. Thoughts of You
16. From Today
17. Losing My Mind from Follies
18. The Surrey With the Fringe on Top / Bless Your Beautiful Hide (Live) from Oklahoma! / Seven Brides For Seven Brothers
19. 
Smile from the film "Modern Times"
20. This is the Moment from Jekyll & Hyde
21. The Phantom of the Opera Medley (Live)

For more information, visit DaveWilletts.com.