Duffy at No.20 in the 2012 Heat Rich List of UK under 30's.

THE HEAT RICH LIST 2012

1. Daniel Radcliffe £53.33m (non-mover)
2. Robert Pattinson £38.733m (up 1)
3. Keira Knightley £32.7m (down 1)
4. Emma Watson £26.533m (non-mover)
5. One Direction £26.330m (new entry)
6. Adele £26.066m (up 10)
7. Rupert Grint £23.466m (down 2)
8. Leona Lewis £13.66m (down 2)
9. Cheryl Cole £13.4m (down 2)
10. Katie Melua £11.066m (down 2)
11. Alex Turner £9.8m (up 2)
12. Emily Blunt £9.466m (down 1)
13. Charlotte Church £9.41m (down 3)
14. Joss Stone £9.4m (down 2)
15. Coleen Rooney £9m (non-mover)
16. Mika £8.5m (down 2)
17. Florence Welch £8.133m (up 12
18. Sienna Miller £7.7m (down 1)
19. Natasha Bedingfield £6.74m (down 1)
20. Duffy £6.166m (down 1)
21. Lily Allen £6.1m (non-mover)
22. Gemma Arterton £6.033m (up 1)
23. James Morrison £6m (down 3)
24. Aaron Taylor-Johnson £5.933m (new entry)
25. Nadine Coyle £5.666m (non-mover)
26. Kimberley Walsh £5.4m (down 2)
27. Nicola Roberts £5.366m (non-mover)
28. Sarah Harding £5.33m (down 2)
29. Carey Mulligan £4.666m (new entry)
30. Paolo Nutini £4.47m (down 8)